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rdflib removes duplicate values for a jsonld property which is an array of values
I have a jsonld representation of triples :
{"@id": "some-id",
"@type": "Row",
"attendance": 74439,
"...
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0
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112
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PHP Open Information extraction (relation extraction) to retrieve subject verb object triples by loading JAR file and passing arguments
I have searched for PHP based information extraction approach but I could not find. Several inquiries by others remain unanswered. For example: https://www.codeproject.com/Questions/996885/how-to-...
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1
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138
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GraphDB clear automatically duplicate triples?
I have a question about how graphDB work with multiples graphs in the same repository: If 2 different graphs has the same triples, the graphDB keep the 2 triples (duplicated) or clean?
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64
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Triples that exist in the database not returned with SPARQL
I have triples ingested in a collection named (collec_1), and then I inserted triples using rdf-insert where those triples added to the same collection (collec_1).
When I use the estimate function to ...
1
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0
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54
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Can sparql count the same statement of triples?
I want to count triples with the same statement , is that possible?
I have an turtle file of ontology , and i want to count the triples in apache jena fuseki server.
for an example , i have some ...
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1
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325
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SPARQL how to get all triples with Individuals?
I'm just getting started with SPARQL. I am not sure where the error is. I came across the error as I was testing out the reasoner.
i use Stardog as database and the reasoner is definitely on.
i have a ...
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0
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43
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How jena SPARQL results in RDF XML format rather than triple
I wrote SPARQL in String queryString
"SELECT DISTINCT ?dog ?p ?o " +
"WHERE {" +
"?dog <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <...
1
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1
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88
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What SPARQL query will return the data from the example?
In my RDF store I have the following triples
For schema:
ex:animal rdf:type rdf:Class;
rdfs:subClassof ex:Package_animal.
ex:height rdf:type rdf:Property;
rdfs:label "height";
...
3
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0
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608
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How to extract triples from a sentence, and the triples should be existant in Wikidata
I have a sentence, and I want to use some tools to automatically extract a triple (triples) from the sentence. The triple(s) should be already existant in Wikidata. Is there any tool from Wikidata ...
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1
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215
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Transform and ingest graph RDF XML failure
Following previous post:
Graph data model to transform XML to RDF
<xsl:transform xmlns:xsl="http://www.w3.org/1999/XSL/Transform" xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-...
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1
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234
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Graph data model to transform XML to RDF
I am engineering a semantic graph system.
Raw /projects.xml
<projects>
<project>
<projectID>123859</projectID>
<program> Economic Development Fund&...
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0
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248
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How can I extract triples from the Freebase dump?
I would like to collect a large knowledge base of triples as: subject, object, predicate, so I downloaded the Freebase dump from the developers page, which contains triples in RDF format, and I want ...
2
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5
answers
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What is is the simplest way to setup a local rdf triple store with SPARQL endpoint? [closed]
For learning SPARQL it might be useful to have full control both over the query text and the data (RDF triples). While there are many public SPARQL endpoints available their data is typically read-...
1
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1
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491
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How to get all related triples to a subject in SPARQL?
I would need to get all data related to a subject. I tried to query for
SELECT * WHERE {?s ?p ?o}
But the problem is that some of the ?o objects are URIs and I also need those connections, until the ...
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0
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168
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How to insert data into named graph using SPARQL where the named graph is given as variable?
I want to insert data into the named graph called as the ?author variable. How could I achieve this?
PREFIX dcterms: <http://purl.org/dc/terms/>
INSERT
{
GRAPH ?author {
?book dcterms:...