sparql Questions
3
Solved
If this is the RDF graph , given the resource A , I need to construct all the triples connected to A till the end . here i have to get the graph include B,C,D,E
After that, suppose I've got this...
2
The following SPARQL query doesn't get the results I want because they are in other languages than English, regardless of the filter lang 'en' (see filters in query).
Results of the query :
"Нико...
2
Solved
What is the function to calculate difference between two SPARQL xsd:dateTime ?
I have found a reference to datediff, but this is not working. Does such a built in function exist in SPARQL as it do...
3
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Seems I don't grok SPARQL DESCRIBE queries. I need to retrieve the full graphs of resources matching a condition. On one SPARQL endpoint I have tried (Norwegian Rådata Nå, http://data.bibsys.no/dat...
3
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Given this very simple model:
@prefix : <http://example.org/tags#> .
@prefix owl: <http://www.w3.org/2002/07/owl#> .
@prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> .
...
Baldwin asked 3/5, 2012 at 22:54
8
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Is there a library, which is able to build SPARQL queries programmatically like the CriteriaBuilder in JPA or to build the queries like with a PreparedStatement for SQL?
Similar (for SQL): Cleanes...
1
Solved
Currently, Wikidata has a SPARQL endpoint "https://query.wikidata.org/", I would like to query this site using Jena (3.0.1), I use the following code but I got an error message "Endpoint returned C...
Fotheringhay asked 10/4, 2016 at 21:22
2
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I wrote this query and return list of couples and particular condition. ( in http://live.dbpedia.org/sparql)
SELECT DISTINCT ?actor ?person2 ?cnt
WHERE
{
{
select DISTINCT ?actor ?person2 (count ...
2
Solved
I am learning basics of SPARQL with recent RDF-database released by the Finnish Ministry of Justice. It contains Finnish law data.
There are statutes, which have versions, which have a date and to...
1
I'm new to SPARQL/Wikidata and trying to figure out how I ask for the time Angelina Jolie started dating each of her spouse.
I see the information in Jolie's Wikidata entry but I don't manage to ...
2
Basically I have a query (shown below) which works efficiently. However, I want my search to be more precise where the label is the actual string 'yago' rather than containing the string 'yago'. I ...
1
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I made a query, that shows all items that are 'found in taxon' 'Chlamydia trachomatis D/UW-3/CX'. These items must have the Properties P644 (genomic start) and P645 (genomic end). So far this works...
Midgard asked 16/3, 2016 at 13:47
1
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A SPARQL query like:
SELECT distinct * where {
?x dc:title ?title .
}
is always returning ?title with a language tag. How to obtain an rdf language string without a language tag, e.g. return "...
Natch asked 9/3, 2016 at 10:32
1
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I have links to a number of DBpedia pages like:
http://dbpedia.org/resource/Harry_Potter
http://dbpedia.org/resource/Twilight_(series)
http://dbpedia.org/resource/Bible
http://dbpedia.org/resource/...
Killy asked 3/3, 2016 at 15:4
1
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I have a query that includes many subqueries, which also include some subqueries. I want to know the scope of the values clause in a SPARQL query. Does it go down to the subqueries as well?
If I d...
Schargel asked 25/2, 2016 at 12:33
2
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I have a question about a SPARQL query that I'm trying to build from a tutorial. I want to generate triples that return a list of band members and the bands that they are in using a DBPedia endpoin...
1
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I'm trying to autocomplete what the user writes in an input, with terms in DBpedia, similar to this jsFiddle example. Try writing dog in the input of that jsFiddle, and you will see the 'Dog' term ...
4
Solved
Can anyone point me to a valid UPDATE statement in SPARQL in any documentation (be it W3C, virtuoso, semantic web page, or your own custom code, etc?
It has to be complete with WHERE specification...
Illiteracy asked 21/10, 2013 at 18:53
2
Solved
I need to find all triples on DBpedia where http://dbpedia.org/resource/Benin is a subject or object. This query gives me the output that I want in a format that works the best for me (just three v...
Groundless asked 7/2, 2016 at 8:13
1
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How can I find lists that contain each of a set of items in SPARQL? Let's say I have this data:
<http://foo.org/test> <http://foo.org/name> ( "new" "fangled" "thing" ) .
<http://fo...
1
I seem to be having some issue either using HTML::HTML5::Microdata::Parser or RDF::Query or with SPARQL syntax and semantics. I am interested in this bit from a news site page.
<div class="auth...
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I would like to know, is there a way to find a Wikidata entity by specified property using their API. For example, there are plenty entities that have Freebase ID property (Property:P646). It's uni...
Misprize asked 29/11, 2014 at 12:32
3
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I have a unicode string in python code:
name = u'Mayte_Martín'
I would like to use it with a SPARQL query, which meant that I should encode the string using 'utf-8' and use urllib.quote_plus or ...
Tripos asked 14/3, 2014 at 20:41
2
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I am writing a python script to extract "Entity names" from a collection of thousands of news articles from a few countries and languages.
I would like to make use of the amazing DBPedia structure...
Skelton asked 20/9, 2011 at 15:34
1
For Arangodb, I know its own query language AQL, and as far as I can see there is also an add-on which allows to use Gremlin for graph traversals etc.
In one of my projects, we strongly use SPARQL,...
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