Hi Mohamed,
There is no Wikipedia page for song "Pappu Can't Dance". Do you mean to
tell that if a song is part of a movie and there is no Wikipedia page
separately for the song then that song can't be retrieved in DBPedia's live
sparql endpoint?
Regards,
Venkatesh
On Thu, Oct 11, 2012 at 9:24 PM, Mohamed Morsey <
mor...@informatik.uni-leipzig.de> wrote:
> Hi Venkatesh and all,
>
> the question here is "is there a Wikipedia page for song "Pappu Can't
> Dance"? ".
>
>
>
> On 10/11/2012 05:07 PM, Venkatesh Channal wrote:
>
> Even with rdf:type Work the song starting with "Pappu" is not among the
> returned values.
>
> Regards,
> Venkatesh
>
> On Thu, Oct 11, 2012 at 8:33 PM, Pablo N. Mendes <pablomen...@gmail.com>wrote:
>
>>
>> Good point, Tom.
>>
>> That article is in Category:Hindi_films, not Category:Hindi_songs and
>>> it's a Film, not a song, so it's not going to meet the requirements of your
>>> query.
>>
>>
>> But maybe the class hierarchy comes to the rescue (Work is a supertype
>> of Song and Film)?
>>
>> Select distinct * where { ?song <http://purl.org/dc/terms/subject> <
>> http://dbpedia.org/resource/Category:Hindi_songs> . ?song rdf:type <
>> http://dbpedia.org/ontology/Work> . ?song <
>> http://dbpedia.org/ontology/artist> ?artist . ?song <
>> http://dbpedia.org/ontology/runtime> ?runtime . filter
>> (regex(str(?song),'P'))} limit 100
>>
>> Cheers,
>> Pablo
>>
>> On Thu, Oct 11, 2012 at 4:15 PM, Tom Morris <tfmor...@gmail.com> wrote:
>>
>>>
>>>
>>> On Thu, Oct 11, 2012 at 9:48 AM, Venkatesh Channal <
>>> venkateshchan...@gmail.com> wrote:
>>>
>>>> Hi,
>>>>
>>>> I think I am still missing on how to query the information.
>>>>
>>>> On executing the query:
>>>> SELECT * WHERE { ?s <http://purl.org/dc/terms/subject> <
>>>> http://dbpedia.org/resource/Category:Hindi-language_films>. ?s
>>>> rdf:type <http://dbpedia.org/ontology/Film> } LIMIT 100
>>>>
>>>> One of the values got was -
>>>> http://dbpedia.org/resource/Jaane_Tu..._Ya_Jaane_Na.
>>>>
>>>> To find the information about all triples that has the film name as
>>>> subject. The idea was to find song and singer of those songs. The query
>>>> executed:
>>>>
>>>> select * where { <http://dbpedia.org/resource/Jaane_Tu..._Ya_Jaane_Na>
>>>> ?p ?o . }
>>>>
>>>> One of the values returned is -
>>>> http://dbpedia.org/property/title "Pappu Can't Dance"@en
>>>>
>>>> Here "Pappu Can't Dance"@en is a song.
>>>>
>>>> I executed the following query to find artist associated with the
>>>> song that begin with the character 'P'. The song "Pappu Can't Dance" was
>>>> not returned.
>>>>
>>>> Select distinct * where { ?song <http://purl.org/dc/terms/subject> <
>>>> http://dbpedia.org/resource/Category:Hindi_songs> . ?song rdf:type <
>>>> http://dbpedia.org/ontology/Song> . ?song <
>>>> http://dbpedia.org/ontology/artist> ?artist . ?song <
>>>> http://dbpedia.org/ontology/runtime> ?runtime . filter
>>>> (regex(str(?song),'P'))} limit 100
>>>>
>>>> The correspong wikipedia link is -
>>>> http://en.wikipedia.org/wiki/Jaane_Tu..._Ya_Jaane_Na
>>>>
>>>>
>>> That article is in Category:Hindi_films, not Category:Hindi_songs and
>>> it's a Film, not a song, so it's not going to meet the requirements of your
>>> query. It looks like the DBpedia extractor attempted to extract as much
>>> information as possible from the page, but that strategy, combined with the
>>> way Wikipedians edit is causing confusion.
>>>
>>> Even the article contains infoboxes for both the film and the
>>> soundtrack album, the subject is principally, in my opinion, the film.
>>> Including triples related to the soundtrack album associated with the same
>>> URI is just going to cause confusion.
>>>
>>> Tom
>>>
>>>
>>>
>>>> Appreciate your feedback and help.
>>>>
>>>> Thanks and regards,
>>>> Venkatesh
>>>>
>>>> On Thu, Oct 11, 2012 at 6:20 PM, Julien Cojan <julien.co...@inria.fr>wrote:
>>>>
>>>>> Hi Mohamed,
>>>>>
>>>>> ------------------------------
>>>>>
>>>>> *De: *"Mohamed Morsey" <mor...@informatik.uni-leipzig.de>
>>>>> *À: *"Julien Cojan" <julien.co...@inria.fr>
>>>>> *Cc: *"Venkatesh Channal" <venkateshchan...@gmail.com>,
>>>>> dbpedia-discussion@lists.sourceforge.net
>>>>> *Envoyé: *Jeudi 11 Octobre 2012 10:49:45
>>>>>
>>>>> *Objet: *Re: [Dbpedia-discussion] Fetching song and movie related
>>>>> information
>>>>>
>>>>> Hi Julien,
>>>>>
>>>>> On 10/10/2012 05:34 PM, Julien Cojan wrote:
>>>>>
>>>>> Hi,
>>>>>
>>>>> Are you running the query on http://live.dbpedia.org/sparql ?
>>>>> I don't get any artist associated to
>>>>> http://dbpedia.org/resource/Piyu_Bole in this endpoint.
>>>>> You must have got from http://dbpedia.org/sparql which is not synched
>>>>> with wikipedia.
>>>>>
>>>>> As Mohamed said, the wikipedia page was redirected to
>>>>> http://en.wikipedia.org/wiki/Parineeta_(2005_film).
>>>>> There is something weird though, there is a triple
>>>>>
>>>>> <http://dbpedia.org/resource/Piyu_Bole><http://dbpedia.org/resource/Piyu_Bole>
>>>>> <http://dbpedia.org/ontology/wikiPageRedirects><http://dbpedia.org/ontology/wikiPageRedirects>
>>>>> <http://dbpedia.org/resource/Parineeta_(2005_film)><http://dbpedia.org/resource/Parineeta_%282005_film%29>.
>>>>>
>>>>> but describe
>>>>> <http://dbpedia.org/resource/Parineeta_(2005_film)><http://live.dbpedia.org/sparql?default-graph-uri=&query=describe+%3Chttp%3A%2F%2Fdbpedia.org%2Fresource%2FParineeta_%282005_film%29%3E&should-sponge=&format=text%2Fplain&timeout=0&debug=on>gives
>>>>> only this triple
>>>>> and describe
>>>>> <http://dbpedia.org/resource/Parineeta_%282005_film%29><http://live.dbpedia.org/sparql?default-graph-uri=&query=describe+%3Chttp%3A%2F%2Fdbpedia.org%2Fresource%2FParineeta_%25282005_film%2529%3E&should-sponge=&format=text%2Fplain&timeout=0&debug=on>very
>>>>> little.
>>>>>
>>>>>
>>>>> sorry I didn't get what you mean by very little.
>>>>> I tried query " describe
>>>>> <http://dbpedia.org/resource/Parineeta_%282005_film%29><http://dbpedia.org/resource/Parineeta_%282005_film%29>",
>>>>> and it gives 109 triples.
>>>>>
>>>>>
>>>>> Same for me now, when I tried I had about 10. Maybe the page was being
>>>>> extracted after a change.
>>>>>
>>>>> There is bug though about the use of two different URI/IRIs for
>>>>> Parineeta_(2005_film)<http://live.dbpedia.org/sparql?default-graph-uri=&query=describe+%3Chttp%3A%2F%2Fdbpedia.org%2Fresource%2FParineeta_%282005_film%29%3E&should-sponge=&format=text%2Fplain&timeout=0&debug=on>.
>>>>>
>>>>>
>>>>>
>>>>>
>>>>>
>>>>> Anyone knows why ?
>>>>>
>>>>> Julien
>>>>>
>>>>>
>>>>>
>>>>> --
>>>>> Kind Regards
>>>>> Mohamed Morsey
>>>>> Department of Computer Science
>>>>> University of Leipzig
>>>>>
>>>>>
>>>>>
>>>>
>>>>
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>>
>>
>> --
>> ---
>> Pablo N. Mendes
>> http://pablomendes.com
>> Events: http://wole2012.eurecom.fr
>>
>>
>
>
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> --
> Kind Regards
> Mohamed Morsey
> Department of Computer Science
> University of Leipzig
>
>
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