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sergeykamov pushed a commit to branch NLPCRAFT-521
in repository https://gitbox.apache.org/repos/asf/incubator-nlpcraft.git

commit 2c1ac98112e268b9adc461708736dcdab3f8f60f
Author: Sergey Kamov <[email protected]>
AuthorDate: Fri Dec 23 12:43:07 2022 +0400

    WIP.
---
 .../examples/lightswitch/LightSwitchFrModel.scala  |  2 +-
 .../examples/lightswitch/LightSwitchRuModel.scala  |  2 +-
 .../examples/lightswitch/LightSwitchModel.scala    |  2 +-
 .../pizzeria/components/PizzeriaOrderMapper.scala  | 10 +++---
 .../components/PizzeriaOrderValidator.scala        |  2 +-
 .../stanford/NCStanfordNLPEntityParser.scala       |  2 +-
 .../main/scala/org/apache/nlpcraft/NCEntity.scala  |  8 ++---
 .../internal/conversation/NCConversationData.scala |  2 +-
 .../internal/impl/NCModelPipelineManager.scala     |  2 +-
 .../intent/compiler/NCIDLCodeGenerator.scala       | 10 +++---
 .../internal/intent/compiler/NCIDLCompiler.scala   |  2 +-
 .../internal/intent/compiler/antlr4/NCIDL.g4       |  2 +-
 .../intent/matcher/NCIntentSolverManager.scala     |  4 +--
 .../nlpcraft/nlp/parsers/NCNLPEntityParser.scala   |  2 +-
 .../nlp/parsers/NCOpenNLPEntityParser.scala        |  2 +-
 .../nlpcraft/nlp/parsers/NCSemanticElement.scala   | 18 +++++------
 .../nlp/parsers/NCSemanticEntityParser.scala       | 16 +++++-----
 .../nlp/parsers/impl/NCSemanticSourceReader.scala  |  2 +-
 .../parsers/impl/NCSemanticSynonymsProcessor.scala |  6 ++--
 .../conversation/NCConversationManagerSpec.scala   |  4 +--
 .../nlpcraft/internal/impl/NCModelClientSpec.scala |  2 +-
 .../intent/compiler/functions/NCIDLFunctions.scala | 10 +++---
 .../functions/NCIDLFunctionsEntitiesUsed.scala     |  4 +--
 .../compiler/functions/NCIDLFunctionsEntity.scala  | 36 +++++++++++-----------
 .../nlpcraft/internal/intent/compiler/test_ok.idl  |  2 +-
 .../apache/nlpcraft/nlp/NCEntityMapperSpec.scala   |  4 +--
 .../apache/nlpcraft/nlp/NCEntityParserSpec.scala   |  2 +-
 .../parsers/NCSemanticEntityParserJsonSpec.scala   |  2 +-
 .../parsers/NCSemanticEntityParserLemmaSpec.scala  |  2 +-
 .../nlp/parsers/NCSemanticEntityParserSpec.scala   | 18 +++++------
 .../parsers/NCSemanticEntityParserYamlSpec.scala   |  2 +-
 .../nlp/parsers/NCSemanticTestElement.scala        |  2 +-
 .../apache/nlpcraft/nlp/util/NCTestEntity.scala    | 12 ++++----
 .../org/apache/nlpcraft/nlp/util/NCTestUtils.scala |  4 +--
 34 files changed, 101 insertions(+), 101 deletions(-)

diff --git 
a/nlpcraft-examples/lightswitch-fr/src/main/scala/org/apache/nlpcraft/examples/lightswitch/LightSwitchFrModel.scala
 
b/nlpcraft-examples/lightswitch-fr/src/main/scala/org/apache/nlpcraft/examples/lightswitch/LightSwitchFrModel.scala
index d93cc571..a434295d 100644
--- 
a/nlpcraft-examples/lightswitch-fr/src/main/scala/org/apache/nlpcraft/examples/lightswitch/LightSwitchFrModel.scala
+++ 
b/nlpcraft-examples/lightswitch-fr/src/main/scala/org/apache/nlpcraft/examples/lightswitch/LightSwitchFrModel.scala
@@ -60,7 +60,7 @@ class LightSwitchFrModel extends NCModel(
         @NCIntentTerm("act") actEnt: NCEntity,
         @NCIntentTerm("loc") locEnts: List[NCEntity]
     ): NCResult =
-        val action = if actEnt.getId == "ls:on" then "allumer" else "éteindre"
+        val action = if actEnt.getType == "ls:on" then "allumer" else 
"éteindre"
         val locations = if locEnts.isEmpty then "toute la maison" else 
locEnts.map(_.mkText).mkString(", ")
 
         // Add HomeKit, Arduino or other integration here.
diff --git 
a/nlpcraft-examples/lightswitch-ru/src/main/scala/org/apache/nlpcraft/examples/lightswitch/LightSwitchRuModel.scala
 
b/nlpcraft-examples/lightswitch-ru/src/main/scala/org/apache/nlpcraft/examples/lightswitch/LightSwitchRuModel.scala
index c7169f47..17c7215f 100644
--- 
a/nlpcraft-examples/lightswitch-ru/src/main/scala/org/apache/nlpcraft/examples/lightswitch/LightSwitchRuModel.scala
+++ 
b/nlpcraft-examples/lightswitch-ru/src/main/scala/org/apache/nlpcraft/examples/lightswitch/LightSwitchRuModel.scala
@@ -54,7 +54,7 @@ class LightSwitchRuModel extends NCModel(
         @NCIntentTerm("act") actEnt: NCEntity,
         @NCIntentTerm("loc") locEnts: List[NCEntity]
     ): NCResult =
-        val action = if actEnt.getId == "ls:on" then "включить" else 
"выключить"
+        val action = if actEnt.getType == "ls:on" then "включить" else 
"выключить"
         val locations = if locEnts.isEmpty then "весь дом" else 
locEnts.map(_.mkText).mkString(", ")
 
         // Add HomeKit, Arduino or other integration here.
diff --git 
a/nlpcraft-examples/lightswitch/src/main/scala/org/apache/nlpcraft/examples/lightswitch/LightSwitchModel.scala
 
b/nlpcraft-examples/lightswitch/src/main/scala/org/apache/nlpcraft/examples/lightswitch/LightSwitchModel.scala
index 9f73bb3a..2085bfd4 100644
--- 
a/nlpcraft-examples/lightswitch/src/main/scala/org/apache/nlpcraft/examples/lightswitch/LightSwitchModel.scala
+++ 
b/nlpcraft-examples/lightswitch/src/main/scala/org/apache/nlpcraft/examples/lightswitch/LightSwitchModel.scala
@@ -54,7 +54,7 @@ class LightSwitchModel extends NCModel(
         @NCIntentTerm("act") actEnt: NCEntity,
         @NCIntentTerm("loc") locEnts: List[NCEntity]
     ): NCResult =
-        val status = if actEnt.getId == "ls:on" then "on" else "off"
+        val status = if actEnt.getType == "ls:on" then "on" else "off"
         val locations = if locEnts.isEmpty then "entire house" else 
locEnts.map(_.mkText).mkString(", ")
 
         // Add HomeKit, Arduino or other integration here.=
diff --git 
a/nlpcraft-examples/pizzeria/src/main/scala/org/apache/nlpcraft/examples/pizzeria/components/PizzeriaOrderMapper.scala
 
b/nlpcraft-examples/pizzeria/src/main/scala/org/apache/nlpcraft/examples/pizzeria/components/PizzeriaOrderMapper.scala
index 673b62b8..22526bd8 100644
--- 
a/nlpcraft-examples/pizzeria/src/main/scala/org/apache/nlpcraft/examples/pizzeria/components/PizzeriaOrderMapper.scala
+++ 
b/nlpcraft-examples/pizzeria/src/main/scala/org/apache/nlpcraft/examples/pizzeria/components/PizzeriaOrderMapper.scala
@@ -49,7 +49,7 @@ object PizzeriaOrderMapper:
         def tokens: List[NCToken] = entity.getTokens
 
     private def str(es: Iterable[NCEntity]): String =
-        es.map(e => s"id=${e.getId}(${e.tokens.map(_.getIndex).mkString("[", 
",", "]")})").mkString("{", ", ", "}")
+        es.map(e => s"id=${e.getType}(${e.tokens.map(_.getIndex).mkString("[", 
",", "]")})").mkString("{", ", ", "}")
 
     def apply(extra: PizzeriaOrderMapperDesc, dests: 
PizzeriaOrderMapperDesc*): PizzeriaOrderMapper = new PizzeriaOrderMapper(extra, 
dests)
 
@@ -63,11 +63,11 @@ case class PizzeriaOrderMapper(extra: 
PizzeriaOrderMapperDesc, dests: Seq[Pizzer
                 put[String](destProp, 
extraEnt[String](extra.propertyName).toLowerCase)
                 override val getTokens: List[NCToken] = (destEnt.tokens ++ 
extraEnt.tokens).sortBy(_.getIndex)
                 override val getRequestId: String = req.getRequestId
-                override val getId: String = destEnt.getId
+                override val getType: String = destEnt.getType
 
         val destsMap = dests.map(p => p.elementId -> p).toMap
-        val destEnts = mutable.HashSet.empty ++ ents.filter(e => 
destsMap.contains(e.getId))
-        val extraEnts = ents.filter(_.getId == extra.elementId)
+        val destEnts = mutable.HashSet.empty ++ ents.filter(e => 
destsMap.contains(e.getType))
+        val extraEnts = ents.filter(_.getType == extra.elementId)
 
         if destEnts.nonEmpty && extraEnts.nonEmpty && destEnts.size >= 
extraEnts.size then
             val used = (destEnts ++ extraEnts).toSet
@@ -79,7 +79,7 @@ case class PizzeriaOrderMapper(extra: 
PizzeriaOrderMapperDesc, dests: Seq[Pizzer
                 dest2Extra += destEnt -> extraEnt
 
             val unrelated = ents.filter(e => !used.contains(e))
-            val artificial = for ((m, e) <- dest2Extra) yield map(m, 
destsMap(m.getId).propertyName, e)
+            val artificial = for ((m, e) <- dest2Extra) yield map(m, 
destsMap(m.getType).propertyName, e)
             val unused = destEnts
 
             val res = (unrelated ++ artificial ++ 
unused).sortBy(_.tokens.head.getIndex)
diff --git 
a/nlpcraft-examples/pizzeria/src/main/scala/org/apache/nlpcraft/examples/pizzeria/components/PizzeriaOrderValidator.scala
 
b/nlpcraft-examples/pizzeria/src/main/scala/org/apache/nlpcraft/examples/pizzeria/components/PizzeriaOrderValidator.scala
index b0d2f8b3..64792b5c 100644
--- 
a/nlpcraft-examples/pizzeria/src/main/scala/org/apache/nlpcraft/examples/pizzeria/components/PizzeriaOrderValidator.scala
+++ 
b/nlpcraft-examples/pizzeria/src/main/scala/org/apache/nlpcraft/examples/pizzeria/components/PizzeriaOrderValidator.scala
@@ -24,7 +24,7 @@ import org.apache.nlpcraft.*
   */
 class PizzeriaOrderValidator extends NCEntityValidator:
     override def validate(req: NCRequest, cfg: NCModelConfig, ents: 
List[NCEntity]): Unit =
-        def count(id: String): Int = ents.count(_.getId == id)
+        def count(id: String): Int = ents.count(_.getType == id)
 
         val cntPizza = count("ord:pizza")
         val cntDrink = count("ord:drink")
diff --git 
a/nlpcraft-stanford/src/main/scala/org/apache/nlpcraft/nlp/entity/parser/stanford/NCStanfordNLPEntityParser.scala
 
b/nlpcraft-stanford/src/main/scala/org/apache/nlpcraft/nlp/entity/parser/stanford/NCStanfordNLPEntityParser.scala
index 1677c6dd..bc178685 100644
--- 
a/nlpcraft-stanford/src/main/scala/org/apache/nlpcraft/nlp/entity/parser/stanford/NCStanfordNLPEntityParser.scala
+++ 
b/nlpcraft-stanford/src/main/scala/org/apache/nlpcraft/nlp/entity/parser/stanford/NCStanfordNLPEntityParser.scala
@@ -70,6 +70,6 @@ class NCStanfordNLPEntityParser(stanford: StanfordCoreNLP, 
supported: Set[String
 
                                 override val getTokens: List[NCToken] = entToks
                                 override val getRequestId: String = 
req.getRequestId
-                                override val getId: String = s"stanford:$typ"
+                                override val getType: String = s"stanford:$typ"
 
         res.toList
\ No newline at end of file
diff --git a/nlpcraft/src/main/scala/org/apache/nlpcraft/NCEntity.scala 
b/nlpcraft/src/main/scala/org/apache/nlpcraft/NCEntity.scala
index 96c77bd1..885d0fe3 100644
--- a/nlpcraft/src/main/scala/org/apache/nlpcraft/NCEntity.scala
+++ b/nlpcraft/src/main/scala/org/apache/nlpcraft/NCEntity.scala
@@ -69,11 +69,11 @@ trait NCEntity extends NCPropertyMap:
       *
       * @return Optional set of groups this entity belongs to. Returned set 
can be empty but never `null`.
       */
-    def getGroups: Set[String] = Set(getId)
+    def getGroups: Set[String] = Set(getType)
 
     /**
-      * Gets globally unique ID of this entity.
+      * Gets entity type.
       *
-      * @return Globally unique ID of this entity.
+      * @return Entity type.
       */
-    def getId: String
+    def getType: String
diff --git 
a/nlpcraft/src/main/scala/org/apache/nlpcraft/internal/conversation/NCConversationData.scala
 
b/nlpcraft/src/main/scala/org/apache/nlpcraft/internal/conversation/NCConversationData.scala
index e6a8ed06..c1606b3a 100644
--- 
a/nlpcraft/src/main/scala/org/apache/nlpcraft/internal/conversation/NCConversationData.scala
+++ 
b/nlpcraft/src/main/scala/org/apache/nlpcraft/internal/conversation/NCConversationData.scala
@@ -189,7 +189,7 @@ case class NCConversationData(
         else
             val tbl = NCAsciiTable("Entity ID", "Groups", "Request ID")
             ctx.foreach(ent => tbl += (
-                ent.getId,
+                ent.getType,
                 ent.getGroups.mkString(", "),
                 ent.getRequestId
             ))
diff --git 
a/nlpcraft/src/main/scala/org/apache/nlpcraft/internal/impl/NCModelPipelineManager.scala
 
b/nlpcraft/src/main/scala/org/apache/nlpcraft/internal/impl/NCModelPipelineManager.scala
index c2f56c74..11367a23 100644
--- 
a/nlpcraft/src/main/scala/org/apache/nlpcraft/internal/impl/NCModelPipelineManager.scala
+++ 
b/nlpcraft/src/main/scala/org/apache/nlpcraft/internal/impl/NCModelPipelineManager.scala
@@ -176,7 +176,7 @@ class NCModelPipelineManager(cfg: NCModelConfig, pipeline: 
NCPipeline) extends L
             for e <- v.getEntities do
                 val toks = e.getTokens
                 tbl += (
-                    e.getId,
+                    e.getType,
                     toks.map(_.getText).mkString("|"),
                     toks.map(p => 
s"${p.getStartCharIndex}-${p.getEndCharIndex}").mkString("|"),
                     mkProps(e)
diff --git 
a/nlpcraft/src/main/scala/org/apache/nlpcraft/internal/intent/compiler/NCIDLCodeGenerator.scala
 
b/nlpcraft/src/main/scala/org/apache/nlpcraft/internal/intent/compiler/NCIDLCodeGenerator.scala
index eab9d4b7..dae8f866 100644
--- 
a/nlpcraft/src/main/scala/org/apache/nlpcraft/internal/intent/compiler/NCIDLCodeGenerator.scala
+++ 
b/nlpcraft/src/main/scala/org/apache/nlpcraft/internal/intent/compiler/NCIDLCodeGenerator.scala
@@ -900,22 +900,22 @@ trait NCIDLCodeGenerator:
                 case "mdl_origin" => z0(() => 
Z(idlCtx.mdlCfg.getOrigin.orNull, 0))
 
                 // Entity functions.
-                case "ent_id" => arg1Tok() match { case x => stack.push(() => 
Z(toEntity(x().value).impl.getId, 1)) }
+                case "ent_type" => arg1Tok() match { case x => stack.push(() 
=> Z(toEntity(x().value).impl.getType, 1)) }
                 case "ent_index" => arg1Tok() match { case x => stack.push(() 
=> Z(toEntity(x().value).index, 1)) }
                 case "ent_text" => arg1Tok() match { case x => stack.push(() 
=> Z(toEntity(x().value).text, 1)) }
                 case "ent_count" => checkAvail(); z0(() => 
Z(idlCtx.entities.size, 0))
                 case "ent_groups" => arg1Tok() match { case x => stack.push(() 
=> Z(JList.copyOf(toEntity(x().value).impl.getGroups.asJava), 1)) }
                 case "ent_all" => checkAvail(); z0(() => 
Z(idlCtx.entities.asJava, 0))
-                case "ent_all_for_id" => checkAvail(); doForAll((e, id) => 
e.impl.getId == id)
+                case "ent_all_for_id" => checkAvail(); doForAll((e, id) => 
e.impl.getType == id)
                 case "ent_all_for_group" => checkAvail(); doForAll((e, grp) => 
e.impl.getGroups.contains(grp))
                 case "ent_this" => z0(() => Z(ent, 1))
                 case "ent_is_last" => checkAvail(); arg1Tok() match { case x 
=> stack.push(() => { Z(toEntity(x().value).index == idlCtx.entities.size - 1, 
1) }) }
                 case "ent_is_first" => checkAvail(); arg1Tok() match { case x 
=> stack.push(() => { Z(toEntity(x().value).index == 0, 1) }) }
-                case "ent_is_before_id" => checkAvail(); doIsBefore((e, id) => 
e.impl.getId == id)
+                case "ent_is_before_id" => checkAvail(); doIsBefore((e, id) => 
e.impl.getType == id)
                 case "ent_is_before_group" => checkAvail(); doIsBefore((e, 
grpId) => e.impl.getGroups.contains(grpId))
-                case "ent_is_after_id" => checkAvail(); doIsAfter((e, id) => 
e.impl.getId == id)
+                case "ent_is_after_id" => checkAvail(); doIsAfter((e, id) => 
e.impl.getType == id)
                 case "ent_is_after_group" => checkAvail(); doIsAfter((e, 
grpId) => e.impl.getGroups.contains(grpId))
-                case "ent_is_between_ids" => checkAvail(); doIsBetween((e, id) 
=> e.impl.getId == id)
+                case "ent_is_between_ids" => checkAvail(); doIsBetween((e, id) 
=> e.impl.getType == id)
                 case "ent_is_between_groups" => checkAvail(); doIsBetween((e, 
grpId) => e.impl.getGroups.contains(grpId))
 
                 // Request data.
diff --git 
a/nlpcraft/src/main/scala/org/apache/nlpcraft/internal/intent/compiler/NCIDLCompiler.scala
 
b/nlpcraft/src/main/scala/org/apache/nlpcraft/internal/intent/compiler/NCIDLCompiler.scala
index dded76da..ccedb618 100644
--- 
a/nlpcraft/src/main/scala/org/apache/nlpcraft/internal/intent/compiler/NCIDLCompiler.scala
+++ 
b/nlpcraft/src/main/scala/org/apache/nlpcraft/internal/intent/compiler/NCIDLCompiler.scala
@@ -121,7 +121,7 @@ class NCIDLCompiler(cfg: NCModelConfig) extends LazyLogging 
with mutable.Cloneab
         override def exitCallExpr(ctx: IDP.CallExprContext): Unit =
             val fun =
                 if ctx.FUN_NAME() != null then ctx.FUN_NAME().getText
-                else "ent_id"
+                else "ent_type"
 
             expr += parseCallExpr(fun)(ctx)
 
diff --git 
a/nlpcraft/src/main/scala/org/apache/nlpcraft/internal/intent/compiler/antlr4/NCIDL.g4
 
b/nlpcraft/src/main/scala/org/apache/nlpcraft/internal/intent/compiler/antlr4/NCIDL.g4
index 0b754e15..6f614d76 100644
--- 
a/nlpcraft/src/main/scala/org/apache/nlpcraft/internal/intent/compiler/antlr4/NCIDL.g4
+++ 
b/nlpcraft/src/main/scala/org/apache/nlpcraft/internal/intent/compiler/antlr4/NCIDL.g4
@@ -143,7 +143,7 @@ FUN_NAME
     | 'meta_frag'
     | 'json'
     | 'if'
-    | 'ent_id'
+    | 'ent_type'
     | 'ent_index'
     | 'ent_text'
     | 'ent_groups'
diff --git 
a/nlpcraft/src/main/scala/org/apache/nlpcraft/internal/intent/matcher/NCIntentSolverManager.scala
 
b/nlpcraft/src/main/scala/org/apache/nlpcraft/internal/intent/matcher/NCIntentSolverManager.scala
index ed432620..243dfe23 100644
--- 
a/nlpcraft/src/main/scala/org/apache/nlpcraft/internal/intent/matcher/NCIntentSolverManager.scala
+++ 
b/nlpcraft/src/main/scala/org/apache/nlpcraft/internal/intent/matcher/NCIntentSolverManager.scala
@@ -313,7 +313,7 @@ class NCIntentSolverManager(
                                 val variantPart =
                                     m.variant.
                                         entities.
-                                        map(t => 
s"${t.getId}${t.getGroups}${t.mkText}").
+                                        map(t => 
s"${t.getType}${t.getGroups}${t.mkText}").
                                         mkString("")
 
                                 val intentPart = m.intentMatch.intent.toString
@@ -362,7 +362,7 @@ class NCIntentSolverManager(
                         var entIdx = 0
                         for (e <- grp.usedEntities)
                             val conv = if e.conv then "(conv) " else ""
-                            ents += s"    #$entIdx: 
$conv${e.entity.getId}(${e.entity.mkText})"
+                            ents += s"    #$entIdx: 
$conv${e.entity.getType}(${e.entity.mkText})"
                             entIdx += 1
                     else
                         ents += "    <empty>"
diff --git 
a/nlpcraft/src/main/scala/org/apache/nlpcraft/nlp/parsers/NCNLPEntityParser.scala
 
b/nlpcraft/src/main/scala/org/apache/nlpcraft/nlp/parsers/NCNLPEntityParser.scala
index b184f779..cf1b3225 100644
--- 
a/nlpcraft/src/main/scala/org/apache/nlpcraft/nlp/parsers/NCNLPEntityParser.scala
+++ 
b/nlpcraft/src/main/scala/org/apache/nlpcraft/nlp/parsers/NCNLPEntityParser.scala
@@ -63,5 +63,5 @@ class NCNLPEntityParser(predicate: NCToken => Boolean = _ => 
true) extends NCEnt
 
                 override val getTokens: List[NCToken] = List(t)
                 override val getRequestId: String = req.getRequestId
-                override val getId: String = id
+                override val getType: String = id
         )
diff --git 
a/nlpcraft/src/main/scala/org/apache/nlpcraft/nlp/parsers/NCOpenNLPEntityParser.scala
 
b/nlpcraft/src/main/scala/org/apache/nlpcraft/nlp/parsers/NCOpenNLPEntityParser.scala
index 8cb7d661..8314c6c8 100644
--- 
a/nlpcraft/src/main/scala/org/apache/nlpcraft/nlp/parsers/NCOpenNLPEntityParser.scala
+++ 
b/nlpcraft/src/main/scala/org/apache/nlpcraft/nlp/parsers/NCOpenNLPEntityParser.scala
@@ -105,6 +105,6 @@ class NCOpenNLPEntityParser(findersMdlsRes: List[String]) 
extends NCEntityParser
 
                     override val getTokens: List[NCToken] = toks.flatMap(t => 
Option.when(t.getIndex >= i1 && t.getIndex <= i2)(t))
                     override val getRequestId: String = req.getRequestId
-                    override val getId: String = s"opennlp:${h.name}"
+                    override val getType: String = s"opennlp:${h.name}"
             )
         }).toList
\ No newline at end of file
diff --git 
a/nlpcraft/src/main/scala/org/apache/nlpcraft/nlp/parsers/NCSemanticElement.scala
 
b/nlpcraft/src/main/scala/org/apache/nlpcraft/nlp/parsers/NCSemanticElement.scala
index 8aa95473..20780bc7 100644
--- 
a/nlpcraft/src/main/scala/org/apache/nlpcraft/nlp/parsers/NCSemanticElement.scala
+++ 
b/nlpcraft/src/main/scala/org/apache/nlpcraft/nlp/parsers/NCSemanticElement.scala
@@ -18,7 +18,7 @@
 package org.apache.nlpcraft.nlp.parsers
 
 import org.apache.nlpcraft.nlp.stemmer.NCStemmer
-
+import org.apache.nlpcraft.*
 /**
   *
   * Configuration element which helps to detect [[org.apache.nlpcraft.NCEntity 
NCEntity]] for
@@ -30,18 +30,18 @@ import org.apache.nlpcraft.nlp.stemmer.NCStemmer
   */
 trait NCSemanticElement:
     /**
-      * Gets **id** for created [[org.apache.nlpcraft.NCEntity NCEntity]] 
instance.
-      * Representation of [[org.apache.nlpcraft.NCEntity.getId 
NCEntity.getId()]] method.
-      * @return Element ID.
+      * Gets **type** for created [[NCEntity]] instance.
+      * Representation of [[NCEntity.getType]] method.
+      * @return Element type.
       */
-    def getId: String
+    def getType: String
 
     /**
-      * Gets **groups** for created [[org.apache.nlpcraft.NCEntity NCEntity]] 
instance.
-      * Representation of [[org.apache.nlpcraft.NCEntity.getGroups 
NCEntity.getGroups()]] method.
+      * Gets **groups** for created [[NCEntity]] instance.
+      * Representation of [[NCEntity.getGroups]] method.
       * @return Groups.
       */
-    def getGroups: Set[String] = Set(getId)
+    def getGroups: Set[String] = Set(getType)
 
     /**
       * Gets values map. Each element can contain multiple value,
@@ -58,7 +58,7 @@ trait NCSemanticElement:
     def getSynonyms: Set[String] = Set.empty
 
     /**
-      * Gets [[org.apache.nlpcraft.NCPropertyMap metadata]] property for 
created [[org.apache.nlpcraft.NCEntity NCEntity]] instance.
+      * Gets [[NCPropertyMap metadata]] property for created [[NCEntity]] 
instance.
       * @return Groups.
       */
     def getProperties: Map[String, AnyRef] = Map.empty
diff --git 
a/nlpcraft/src/main/scala/org/apache/nlpcraft/nlp/parsers/NCSemanticEntityParser.scala
 
b/nlpcraft/src/main/scala/org/apache/nlpcraft/nlp/parsers/NCSemanticEntityParser.scala
index 8004d3e9..e0b2f816 100644
--- 
a/nlpcraft/src/main/scala/org/apache/nlpcraft/nlp/parsers/NCSemanticEntityParser.scala
+++ 
b/nlpcraft/src/main/scala/org/apache/nlpcraft/nlp/parsers/NCSemanticEntityParser.scala
@@ -199,7 +199,7 @@ class NCSemanticEntityParser private (
       */
     private def init(): Unit =
         val (macros, elements, elemsMap) =
-            def toMap(elems: Seq[NCSemanticElement]): Map[String, 
NCSemanticElement] = elems.map(p => p.getId -> p).toMap
+            def toMap(elems: Seq[NCSemanticElement]): Map[String, 
NCSemanticElement] = elems.map(p => p.getType -> p).toMap
 
             mdlResOpt match
                 case Some(mdlSrc) =>
@@ -238,7 +238,7 @@ class NCSemanticEntityParser private (
 
         val cache = mutable.HashSet.empty[Seq[Int]] // Variants (tokens 
without stopwords) can be repeated.
 
-        case class Holder(elemId: String, tokens: List[NCToken], value: 
Option[String]):
+        case class Holder(elemType: String, tokens: List[NCToken], value: 
Option[String]):
             val tokensSet: Set[NCToken] = tokens.toSet
             val idxs: Set[Int] = tokensSet.map(_.getIndex)
 
@@ -284,10 +284,10 @@ class NCSemanticEntityParser private (
 
         // Deletes redundant.
         hs = hs.distinct
-        
+
         val del = mutable.ArrayBuffer.empty[Holder]
         // 1. Look at each element with its value.
-        for (((_, _), seq) <- hs.groupBy(h => (h.elemId, h.value)) if seq.size 
> 1)
+        for (((_, _), seq) <- hs.groupBy(h => (h.elemType, h.value)) if 
seq.size > 1)
             // 2. If some variants are duplicated - keep only one, with most 
tokens counts.
             val seqIdxs = seq.zipWithIndex
 
@@ -297,15 +297,15 @@ class NCSemanticEntityParser private (
         hs --= del
 
         hs.toSeq.map(h => {
-            val e = elemsMap(h.elemId)
+            val e = elemsMap(h.elemType)
             new NCPropertyMapAdapter with NCEntity:
-                if e.getProperties != null then e.getProperties.foreach { (k, 
v) => put(s"${h.elemId}:$k", v) }
+                if e.getProperties != null then e.getProperties.foreach { (k, 
v) => put(s"${h.elemType}:$k", v) }
                 h.value match
-                    case Some(value) => put(s"${h.elemId}:value", value)
+                    case Some(value) => put(s"${h.elemType}:value", value)
                     case None => // No-op.
 
                 override val getTokens: List[NCToken] = h.tokens
                 override val getRequestId: String = req.getRequestId
-                override val getId: String = h.elemId
+                override val getType: String = h.elemType
                 override val getGroups: Set[String] = e.getGroups
         }).toList
\ No newline at end of file
diff --git 
a/nlpcraft/src/main/scala/org/apache/nlpcraft/nlp/parsers/impl/NCSemanticSourceReader.scala
 
b/nlpcraft/src/main/scala/org/apache/nlpcraft/nlp/parsers/impl/NCSemanticSourceReader.scala
index c9a2cfd5..6e8fc635 100644
--- 
a/nlpcraft/src/main/scala/org/apache/nlpcraft/nlp/parsers/impl/NCSemanticSourceReader.scala
+++ 
b/nlpcraft/src/main/scala/org/apache/nlpcraft/nlp/parsers/impl/NCSemanticSourceReader.scala
@@ -71,7 +71,7 @@ private[parsers] object NCSemanticSourceReader:
         if e == null then null
         else
             new NCPropertyMapAdapter with NCSemanticElement:
-                override val getId: String = e.id
+                override val getType: String = e.id
                 override val getGroups: Set[String] =
                     val gs = e.groups
 
diff --git 
a/nlpcraft/src/main/scala/org/apache/nlpcraft/nlp/parsers/impl/NCSemanticSynonymsProcessor.scala
 
b/nlpcraft/src/main/scala/org/apache/nlpcraft/nlp/parsers/impl/NCSemanticSynonymsProcessor.scala
index f6d6e551..0102a158 100644
--- 
a/nlpcraft/src/main/scala/org/apache/nlpcraft/nlp/parsers/impl/NCSemanticSynonymsProcessor.scala
+++ 
b/nlpcraft/src/main/scala/org/apache/nlpcraft/nlp/parsers/impl/NCSemanticSynonymsProcessor.scala
@@ -117,12 +117,12 @@ private[parsers] object NCSemanticSynonymsProcessor 
extends LazyLogging:
         // Duplicates.
         val ids = mutable.HashSet.empty[String]
 
-        for (id <- elems.map(_.getId))
+        for (id <- elems.map(_.getType))
             if ids.contains(id) then E(s"Duplicate element ID [element=$id]")
             else ids += id
 
         for (e <- elems)
-            val elemId = e.getId
+            val elemId = e.getType
 
             if elemId == null || elemId.isEmpty then E(s"Some element IDs are 
not provided or empty.")
             else if !elemId.matches(ID_REGEX) then E(s"Element ID does not 
match regex [element=$elemId, regex=$ID_REGEX]")
@@ -227,7 +227,7 @@ private[parsers] object NCSemanticSynonymsProcessor extends 
LazyLogging:
         val buf = mutable.ArrayBuffer.empty[Holder]
 
         for (e <- elements)
-            val elemId = e.getId
+            val elemId = e.getType
 
             def add(syns: Seq[NCSemanticSynonym]): Unit = buf ++= 
syns.map(Holder(_, elemId))
             def addSpec(txt: String, value: String = null): Unit =
diff --git 
a/nlpcraft/src/test/scala/org/apache/nlpcraft/internal/conversation/NCConversationManagerSpec.scala
 
b/nlpcraft/src/test/scala/org/apache/nlpcraft/internal/conversation/NCConversationManagerSpec.scala
index 7af99aa6..d7af5abd 100644
--- 
a/nlpcraft/src/test/scala/org/apache/nlpcraft/internal/conversation/NCConversationManagerSpec.scala
+++ 
b/nlpcraft/src/test/scala/org/apache/nlpcraft/internal/conversation/NCConversationManagerSpec.scala
@@ -59,9 +59,9 @@ class NCConversationManagerSpec extends AnyFunSuite:
         checkSize(2)
 
         // Partially cleared.
-        conv.clear(_.getId == "e1")
+        conv.clear(_.getType == "e1")
         checkSize(1)
-        require(conv.getEntities.head.getId == "e2")
+        require(conv.getEntities.head.getType == "e2")
     }
 
     test("test timeout") {
diff --git 
a/nlpcraft/src/test/scala/org/apache/nlpcraft/internal/impl/NCModelClientSpec.scala
 
b/nlpcraft/src/test/scala/org/apache/nlpcraft/internal/impl/NCModelClientSpec.scala
index ddbb5ebf..89760017 100644
--- 
a/nlpcraft/src/test/scala/org/apache/nlpcraft/internal/impl/NCModelClientSpec.scala
+++ 
b/nlpcraft/src/test/scala/org/apache/nlpcraft/internal/impl/NCModelClientSpec.scala
@@ -34,7 +34,7 @@ class NCModelClientSpec extends AnyFunSuite:
       * @param e
       */
     private def s(e: NCEntity): String =
-        s"Entity [id=${e.getId}, text=${e.mkText}, 
properties={${e.keysSet.map(k => s"$k=${e(k)}")}}]"
+        s"Entity [id=${e.getType}, text=${e.mkText}, 
properties={${e.keysSet.map(k => s"$k=${e(k)}")}}]"
 
     /**
       *
diff --git 
a/nlpcraft/src/test/scala/org/apache/nlpcraft/internal/intent/compiler/functions/NCIDLFunctions.scala
 
b/nlpcraft/src/test/scala/org/apache/nlpcraft/internal/intent/compiler/functions/NCIDLFunctions.scala
index f6c84d55..b2ea96eb 100644
--- 
a/nlpcraft/src/test/scala/org/apache/nlpcraft/internal/intent/compiler/functions/NCIDLFunctions.scala
+++ 
b/nlpcraft/src/test/scala/org/apache/nlpcraft/internal/intent/compiler/functions/NCIDLFunctions.scala
@@ -98,7 +98,7 @@ private[functions] object NCIDLFunctions:
       *
       * @param e
       */
-    private def e2s(e: NCEntity): String = s"${e.getId} 
(${e.getTokens.map(_.getText).mkString(" ")})"
+    private def e2s(e: NCEntity): String = s"${e.getType} 
(${e.getTokens.map(_.getText).mkString(" ")})"
 
     /**
       *
@@ -136,7 +136,7 @@ private[functions] object NCIDLFunctions:
 
     /**
       *
-      * @param id
+      * @param typ
       * @param reqId
       * @param value
       * @param groups
@@ -144,16 +144,16 @@ private[functions] object NCIDLFunctions:
       * @param tokens
       */
     def mkEntity(
-        id: String = UUID.randomUUID().toString,
+        typ: String = UUID.randomUUID().toString,
         reqId: String = UUID.randomUUID().toString,
-        value: String = null, 
+        value: String = null,
         groups: Set[String] = null,
         meta: Map[String, AnyRef] = Map.empty[String, AnyRef],
         tokens: Seq[NCTestToken]
     ): NCEntity =
         require(tokens.nonEmpty)
 
-        NCTestEntity(id, reqId, groups, meta, tokens)
+        NCTestEntity(typ, reqId, groups, meta, tokens)
 
 import org.apache.nlpcraft.internal.intent.compiler.functions.NCIDLFunctions.*
 
diff --git 
a/nlpcraft/src/test/scala/org/apache/nlpcraft/internal/intent/compiler/functions/NCIDLFunctionsEntitiesUsed.scala
 
b/nlpcraft/src/test/scala/org/apache/nlpcraft/internal/intent/compiler/functions/NCIDLFunctionsEntitiesUsed.scala
index 63b3f19b..2506d1f9 100644
--- 
a/nlpcraft/src/test/scala/org/apache/nlpcraft/internal/intent/compiler/functions/NCIDLFunctionsEntitiesUsed.scala
+++ 
b/nlpcraft/src/test/scala/org/apache/nlpcraft/internal/intent/compiler/functions/NCIDLFunctionsEntitiesUsed.scala
@@ -28,8 +28,8 @@ import org.apache.nlpcraft.*
   */
 class NCIDLFunctionsEntitiesUsed extends NCIDLFunctions:
     test("test") {
-        val e1 = mkEntity(id = "a", tokens = NCTestToken())
-        val e2 = mkEntity(id = "b", tokens = NCTestToken())
+        val e1 = mkEntity(typ = "a", tokens = NCTestToken())
+        val e2 = mkEntity(typ = "b", tokens = NCTestToken())
 
         test(
             TestDesc(
diff --git 
a/nlpcraft/src/test/scala/org/apache/nlpcraft/internal/intent/compiler/functions/NCIDLFunctionsEntity.scala
 
b/nlpcraft/src/test/scala/org/apache/nlpcraft/internal/intent/compiler/functions/NCIDLFunctionsEntity.scala
index b55b6af5..2c2a8766 100644
--- 
a/nlpcraft/src/test/scala/org/apache/nlpcraft/internal/intent/compiler/functions/NCIDLFunctionsEntity.scala
+++ 
b/nlpcraft/src/test/scala/org/apache/nlpcraft/internal/intent/compiler/functions/NCIDLFunctionsEntity.scala
@@ -38,24 +38,24 @@ class NCIDLFunctionsEntity extends NCIDLFunctions:
         test(
             TestDesc(
                 truth = "# == 'a'",
-                entity = mkEntity(id = "a", tokens = t1t2)
+                entity = mkEntity(typ = "a", tokens = t1t2)
             ),
             TestDesc(
-                truth = "ent_id == 'a'",
-                entity = mkEntity(id = "a", tokens = t1t2)
+                truth = "ent_type == 'a'",
+                entity = mkEntity(typ = "a", tokens = t1t2)
             ),
             TestDesc(
                 truth = "ent_index == 100",
-                entity = mkEntity(id = "a", tokens = NCTestToken(txt = "w2", 
idx = 100))
+                entity = mkEntity(typ = "a", tokens = NCTestToken(txt = "w2", 
idx = 100))
             ),
             TestDesc(
                 truth = "ent_text == 'W1 w2'",
-                entity = mkEntity(id = "a", tokens = t1t2)
+                entity = mkEntity(typ = "a", tokens = t1t2)
             ),
 
             TestDesc(
                 truth = "ent_count == 1",
-                entity = mkEntity(id = "a", tokens = t1t2)
+                entity = mkEntity(typ = "a", tokens = t1t2)
             ),
             TestDesc(
                 truth = "ent_this() == ent_this()",
@@ -63,18 +63,18 @@ class NCIDLFunctionsEntity extends NCIDLFunctions:
             ),
             TestDesc(
                 truth = "ent_groups() == list('g1', 'g2')",
-                entity = mkEntity(id = "a", groups = Set("g1", "g2"), tokens = 
t1t2)
+                entity = mkEntity(typ = "a", groups = Set("g1", "g2"), tokens 
= t1t2)
             ),
             TestDesc(
                 truth = "ent_groups() == list('a')",
-                entity = mkEntity(id = "a", tokens = t1t2)
+                entity = mkEntity(typ = "a", tokens = t1t2)
             )
         )
     }
 
     test("test tokens first and last") {
-        val e1 = mkEntity(id = "a", tokens = NCTestToken(idx = 0))
-        val e2 = mkEntity(id = "b", tokens = NCTestToken(idx = 1))
+        val e1 = mkEntity(typ = "a", tokens = NCTestToken(idx = 0))
+        val e2 = mkEntity(typ = "b", tokens = NCTestToken(idx = 1))
 
         val ctx = mkIdlContext(entities = Seq(e1, e2))
 
@@ -93,8 +93,8 @@ class NCIDLFunctionsEntity extends NCIDLFunctions:
     }
 
     test("test before and after") {
-        val e1 = mkEntity(id = "1", tokens = NCTestToken(idx = 0))
-        val e2 = mkEntity(id = "2", tokens = NCTestToken(idx = 1))
+        val e1 = mkEntity(typ = "1", tokens = NCTestToken(idx = 0))
+        val e2 = mkEntity(typ = "2", tokens = NCTestToken(idx = 1))
 
         val ctx = mkIdlContext(Seq(e1, e2))
 
@@ -123,9 +123,9 @@ class NCIDLFunctionsEntity extends NCIDLFunctions:
     }
 
     test("test between") {
-        val e1 = mkEntity(id = "1", groups = Set("grp1"), tokens = 
NCTestToken(idx = 0))
-        val e2 = mkEntity(id = "2", groups = Set("grp2"), tokens = 
NCTestToken(idx = 1))
-        val e3 = mkEntity(id = "3", groups = Set("grp3"), tokens = 
NCTestToken(idx = 2))
+        val e1 = mkEntity(typ = "1", groups = Set("grp1"), tokens = 
NCTestToken(idx = 0))
+        val e2 = mkEntity(typ = "2", groups = Set("grp2"), tokens = 
NCTestToken(idx = 1))
+        val e3 = mkEntity(typ = "3", groups = Set("grp3"), tokens = 
NCTestToken(idx = 2))
 
         val ctx = mkIdlContext(Seq(e1, e2, e3))
 
@@ -144,9 +144,9 @@ class NCIDLFunctionsEntity extends NCIDLFunctions:
     }
     
     test("test all methods") {
-        val e1 = mkEntity(id = "1", tokens = NCTestToken())
-        val e2 = mkEntity(id = "2", groups = Set("g", "z", "w"), tokens = 
NCTestToken())
-        val e3 = mkEntity(id = "2", tokens = NCTestToken())
+        val e1 = mkEntity(typ = "1", tokens = NCTestToken())
+        val e2 = mkEntity(typ = "2", groups = Set("g", "z", "w"), tokens = 
NCTestToken())
+        val e3 = mkEntity(typ = "2", tokens = NCTestToken())
 
         val ctx = mkIdlContext(Seq(e1, e2, e3))
 
diff --git 
a/nlpcraft/src/test/scala/org/apache/nlpcraft/internal/intent/compiler/test_ok.idl
 
b/nlpcraft/src/test/scala/org/apache/nlpcraft/internal/intent/compiler/test_ok.idl
index 41afdb3a..8dc795ee 100644
--- 
a/nlpcraft/src/test/scala/org/apache/nlpcraft/internal/intent/compiler/test_ok.idl
+++ 
b/nlpcraft/src/test/scala/org/apache/nlpcraft/internal/intent/compiler/test_ok.idl
@@ -21,7 +21,7 @@
 
 // Re-usable predicate #1.
 fragment=p1
-    term={ent_id == 2}
+    term={ent_type == 2}
     term={meta_frag('a') && has_any(get(meta_frag('b'), 'Москва'), list(1, 2))}
     term(alias)={mdl_id == "test.mdl.id"}
 
diff --git 
a/nlpcraft/src/test/scala/org/apache/nlpcraft/nlp/NCEntityMapperSpec.scala 
b/nlpcraft/src/test/scala/org/apache/nlpcraft/nlp/NCEntityMapperSpec.scala
index 754dcd91..9b32ab7f 100644
--- a/nlpcraft/src/test/scala/org/apache/nlpcraft/nlp/NCEntityMapperSpec.scala
+++ b/nlpcraft/src/test/scala/org/apache/nlpcraft/nlp/NCEntityMapperSpec.scala
@@ -31,7 +31,7 @@ import scala.util.Using
 class NCEntityMapperSpec extends AnyFunSuite:
     private case class Combiner(ids: String*) extends NCEntityMapper:
         override def map(req: NCRequest, cfg: NCModelConfig, es: 
List[NCEntity]): List[NCEntity] =
-            val replaced = es.filter(p => ids.contains(p.getId))
+            val replaced = es.filter(p => ids.contains(p.getType))
 
             if replaced.isEmpty then
                 es
@@ -39,7 +39,7 @@ class NCEntityMapperSpec extends AnyFunSuite:
                 val newEntity: NCEntity = new NCPropertyMapAdapter with 
NCEntity:
                     override val getTokens: List[NCToken] = 
replaced.flatMap(_.getTokens).sortBy(_.getIndex).toList
                     override val getRequestId: String = req.getRequestId
-                    override val getId: String = ids.mkString
+                    override val getType: String = ids.mkString
 
                 val buf = collection.mutable.ArrayBuffer.empty[NCEntity]
                 buf ++= es
diff --git 
a/nlpcraft/src/test/scala/org/apache/nlpcraft/nlp/NCEntityParserSpec.scala 
b/nlpcraft/src/test/scala/org/apache/nlpcraft/nlp/NCEntityParserSpec.scala
index db7c179e..ca036729 100644
--- a/nlpcraft/src/test/scala/org/apache/nlpcraft/nlp/NCEntityParserSpec.scala
+++ b/nlpcraft/src/test/scala/org/apache/nlpcraft/nlp/NCEntityParserSpec.scala
@@ -36,7 +36,7 @@ object NCEntityParserSpec:
                 val ent: NCEntity = new NCPropertyMapAdapter with NCEntity :
                     override def getTokens: List[NCToken] = toks
                     override def getRequestId: String = req.getRequestId
-                    override def getId: String = "quoted"
+                    override def getType: String = "quoted"
                 List(ent)
             else
                 List.empty
diff --git 
a/nlpcraft/src/test/scala/org/apache/nlpcraft/nlp/parsers/NCSemanticEntityParserJsonSpec.scala
 
b/nlpcraft/src/test/scala/org/apache/nlpcraft/nlp/parsers/NCSemanticEntityParserJsonSpec.scala
index d7c62a57..68ce0ed7 100644
--- 
a/nlpcraft/src/test/scala/org/apache/nlpcraft/nlp/parsers/NCSemanticEntityParserJsonSpec.scala
+++ 
b/nlpcraft/src/test/scala/org/apache/nlpcraft/nlp/parsers/NCSemanticEntityParserJsonSpec.scala
@@ -46,7 +46,7 @@ class NCSemanticEntityParserJsonSpec extends AnyFunSuite:
 
         val tok = ents.head
         
-        require(tok.getId == id)
+        require(tok.getType == id)
         elemData match
             case Some(m) => m.foreach { (k, v) => require(tok[Any](s"$id:$k") 
== v) }
             case None => // No-op.
diff --git 
a/nlpcraft/src/test/scala/org/apache/nlpcraft/nlp/parsers/NCSemanticEntityParserLemmaSpec.scala
 
b/nlpcraft/src/test/scala/org/apache/nlpcraft/nlp/parsers/NCSemanticEntityParserLemmaSpec.scala
index a443eae1..312c85ef 100644
--- 
a/nlpcraft/src/test/scala/org/apache/nlpcraft/nlp/parsers/NCSemanticEntityParserLemmaSpec.scala
+++ 
b/nlpcraft/src/test/scala/org/apache/nlpcraft/nlp/parsers/NCSemanticEntityParserLemmaSpec.scala
@@ -80,7 +80,7 @@ class NCSemanticEntityParserLemmaSpec extends AnyFunSuite:
 
             for (expData <- expVrnts)
                 val idx = vrnts.zipWithIndex.
-                    find { case (v, _) => expData == v.getEntities.map(e => 
Data(e.mkText, e.getId)) }.
+                    find { case (v, _) => expData == v.getEntities.map(e => 
Data(e.mkText, e.getType)) }.
                     getOrElse(throw new AssertionError(s"Cannot find variant: 
$expData"))._2
                 vrnts.remove(idx)
 
diff --git 
a/nlpcraft/src/test/scala/org/apache/nlpcraft/nlp/parsers/NCSemanticEntityParserSpec.scala
 
b/nlpcraft/src/test/scala/org/apache/nlpcraft/nlp/parsers/NCSemanticEntityParserSpec.scala
index 515806cf..e813a45f 100644
--- 
a/nlpcraft/src/test/scala/org/apache/nlpcraft/nlp/parsers/NCSemanticEntityParserSpec.scala
+++ 
b/nlpcraft/src/test/scala/org/apache/nlpcraft/nlp/parsers/NCSemanticEntityParserSpec.scala
@@ -55,11 +55,11 @@ class NCSemanticEntityParserSpec extends AnyFunSuite:
     /**
       *
       * @param txt
-      * @param id
+      * @param typ
       * @param value
       * @param elemData
       */
-    private def check(txt: String, id: String, value: Option[String] = None, 
elemData: Option[Map[String, Any]] = None): Unit =
+    private def check(txt: String, typ: String, value: Option[String] = None, 
elemData: Option[Map[String, Any]] = None): Unit =
         val req = NCTestRequest(txt)
         val toks = EN_TOK_PARSER.tokenize(txt)
 
@@ -74,21 +74,21 @@ class NCSemanticEntityParserSpec extends AnyFunSuite:
         require(ents.sizeIs == 1)
 
         val e = ents.head
-        require(e.getId == id)
+        require(e.getType == typ)
 
         value match
-            case Some(v) => require(e[Any](s"$id:value") == v)
+            case Some(v) => require(e[Any](s"$typ:value") == v)
             case None => // No-op.
         elemData match
-            case Some(m) => m.foreach { (k, v) => require(e[Any](s"$id:$k") == 
v) }
+            case Some(m) => m.foreach { (k, v) => require(e[Any](s"$typ:$k") 
== v) }
             case None => // No-op.
 
     /**
       *
       * @param txt
-      * @param ids
+      * @param types
       */
-    private def checkMultiple(txt: String, ids: String*): Unit =
+    private def checkMultiple(txt: String, types: String*): Unit =
         val req = NCTestRequest(txt)
         val toks = EN_TOK_PARSER.tokenize(txt)
 
@@ -100,8 +100,8 @@ class NCSemanticEntityParserSpec extends AnyFunSuite:
         val ents = semParser.parse(req, CFG, toks)
 
         NCTestUtils.printEntities(txt, ents)
-        require(ents.sizeIs == ids.size)
-        ents.map(_.getId).sorted.zip(ids.sorted).foreach { case (eId, id) => 
require(eId == id) }
+        require(ents.sizeIs == types.size)
+        ents.map(_.getType).sorted.zip(types.sorted).foreach { case (eTyp, 
typ) => require(eTyp == typ) }
 
     /**
       *
diff --git 
a/nlpcraft/src/test/scala/org/apache/nlpcraft/nlp/parsers/NCSemanticEntityParserYamlSpec.scala
 
b/nlpcraft/src/test/scala/org/apache/nlpcraft/nlp/parsers/NCSemanticEntityParserYamlSpec.scala
index 1828b759..5239ce1f 100644
--- 
a/nlpcraft/src/test/scala/org/apache/nlpcraft/nlp/parsers/NCSemanticEntityParserYamlSpec.scala
+++ 
b/nlpcraft/src/test/scala/org/apache/nlpcraft/nlp/parsers/NCSemanticEntityParserYamlSpec.scala
@@ -45,7 +45,7 @@ class NCSemanticEntityParserYamlSpec extends AnyFunSuite:
 
         val tok = ents.head
         
-        require(tok.getId == id)
+        require(tok.getType == id)
 
     /**
       * 
diff --git 
a/nlpcraft/src/test/scala/org/apache/nlpcraft/nlp/parsers/NCSemanticTestElement.scala
 
b/nlpcraft/src/test/scala/org/apache/nlpcraft/nlp/parsers/NCSemanticTestElement.scala
index b4090868..ee58ecd0 100644
--- 
a/nlpcraft/src/test/scala/org/apache/nlpcraft/nlp/parsers/NCSemanticTestElement.scala
+++ 
b/nlpcraft/src/test/scala/org/apache/nlpcraft/nlp/parsers/NCSemanticTestElement.scala
@@ -36,7 +36,7 @@ case class NCSemanticTestElement(
     groups: Seq[String] = Seq.empty,
     props: Map[String, AnyRef] = Map.empty
 ) extends NCSemanticElement:
-    override val getId: String = id
+    override val getType: String = id
     override val getGroups: Set[String] = groups.toSet
     override val getValues: Map[String, Set[String]] = values
     override val getSynonyms: Set[String] = synonyms
diff --git 
a/nlpcraft/src/test/scala/org/apache/nlpcraft/nlp/util/NCTestEntity.scala 
b/nlpcraft/src/test/scala/org/apache/nlpcraft/nlp/util/NCTestEntity.scala
index 203e35ec..8dd85ef0 100644
--- a/nlpcraft/src/test/scala/org/apache/nlpcraft/nlp/util/NCTestEntity.scala
+++ b/nlpcraft/src/test/scala/org/apache/nlpcraft/nlp/util/NCTestEntity.scala
@@ -24,20 +24,20 @@ import org.apache.nlpcraft.nlp.util.NCTestPipeline.*
   *
   */
 object NCTestEntity:
-    def apply(id: String, token: NCTestToken) = new NCTestEntity(id, tokens = 
Seq(token))
-    def apply(id: String, reqId: String, token: NCTestToken) = new 
NCTestEntity(id, reqId, tokens = Seq(token))
+    def apply(typ: String, token: NCTestToken) = new NCTestEntity(typ, tokens 
= Seq(token))
+    def apply(typ: String, reqId: String, token: NCTestToken) = new 
NCTestEntity(typ, reqId, tokens = Seq(token))
 
 /**
   * Entity test implementation.
   *
-  * @param id
+  * @param typ
   * @param reqId
   * @param groups
   * @param meta
   * @param tokens
   */
 case class NCTestEntity(
-    id: String,
+    typ: String,
     reqId: String = null,
     groups: Set[String] = null,
     meta: Map[String, AnyRef] = null,
@@ -47,5 +47,5 @@ case class NCTestEntity(
 
     override def getTokens: List[NCToken] = tokens.toList
     override def getRequestId: String = reqId
-    override def getGroups: Set[String] = if groups != null then groups else 
Set(id)
-    override def getId: String = id
\ No newline at end of file
+    override def getGroups: Set[String] = if groups != null then groups else 
Set(typ)
+    override def getType: String = typ
\ No newline at end of file
diff --git 
a/nlpcraft/src/test/scala/org/apache/nlpcraft/nlp/util/NCTestUtils.scala 
b/nlpcraft/src/test/scala/org/apache/nlpcraft/nlp/util/NCTestUtils.scala
index 8afc5cf8..556f5e3f 100644
--- a/nlpcraft/src/test/scala/org/apache/nlpcraft/nlp/util/NCTestUtils.scala
+++ b/nlpcraft/src/test/scala/org/apache/nlpcraft/nlp/util/NCTestUtils.scala
@@ -71,7 +71,7 @@ object NCTestUtils:
         for (e <- ents)
             val toks = e.getTokens
             tbl += (
-                e.getId,
+                e.getType,
                 toks.map(_.getText).mkString("|"),
                 toks.map(p => 
s"${p.getStartCharIndex}-${p.getEndCharIndex}").mkString("|"),
                 mkProps(e)
@@ -93,7 +93,7 @@ object NCTestUtils:
             for (e <- v.getEntities)
                 val toks = e.getTokens
                 tbl += (
-                    e.getId,
+                    e.getType,
                     toks.map(_.getText).mkString("|"),
                     toks.map(p => 
s"${p.getStartCharIndex}-${p.getEndCharIndex}").mkString("|"),
                     mkProps(e)


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