On Wed, Feb 18, 2015 at 7:22 PM, Alexandru Todor <to...@inf.fu-berlin.de>
wrote:
> Hi Vladimir, Mandar,
>
> The mappings extractor can't handle nested templates:
> http://sourceforge.net/p/dbpedia/mailman/message/32867924/ .
> @Dimitris : I know this is on your to do list, any progress so far ?
>
As I said in another thread, it is very trivial to change but needs
testing...
any volunteers from the community?
I can provide an adapted version of the code and also dumps but someone
needs to look at the data
Cheers,
Dimitris
>
> Cheers,
> Alexandru
>
> On Wed, Feb 18, 2015 at 5:49 PM, Vladimir Alexiev <
> vladimir.alex...@ontotext.com> wrote:
>
>> Hi Mandar!
>>
>> Run these queries on http://yasgui.org/, selecting
>> http://dbpedia.org/sparql as endpoint.
>>
>> First check the raw property dbo:released:
>>
>> PREFIX dbo: <http://dbpedia.org/ontology/>
>> PREFIX dbp: <http://dbpedia.org/property/>
>> PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>
>> select * {?x a dbo:Film; dbp:released ?rel
>> filter exists {?x rdfs:label ?lab filter(strstarts(?lab,"Act"))}}
>> order by ?x limit 100
>>
>> As you can see many movies have it, but not Actrius.
>> So Volha is right, the problem is that in that movie it's not a plain
>> date.
>>
>> > How were you able to extract that information?
>>
>> It's in https://en.wikipedia.org/w/index.php?title=Actrius&action=edit:
>> | release = {{Film date|1996|||}}
>>
>> I tried to make a mapping:
>> http://mappings.dbpedia.org/index.php/Mapping_en:Film_date
>> to extract release year and location (there can be several).
>>
>> But it doesn't extract anything. Maybe templates INSIDE template fields
>> are not used for extraction?
>> Issue: https://github.com/dbpedia/mappings-tracker/issues/46
>> Test cases:
>> http://mappings.dbpedia.org/index.php/Mapping_en_talk:Film_date
>>
>> If that's the case, we could map it to another date template here:
>>
>> https://github.com/dbpedia/extraction-framework/blob/master/core/src/main/scala/org/dbpedia/extraction/config/dataparser/DateTimeParserConfig.scala#L97
>> But Volha, can it extract SEVERAL dates from one template?
>>
>>
>>
>>
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Kontokostas Dimitris
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