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Assignment 3 aajodar #282

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Assignment 3 aajodar #282

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60 changes: 60 additions & 0 deletions Assignment3/aajodar-22A243/aajodar-queries.rq
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# 1. Get all the properties that can be applied to instances of the Politician class (<http://dbpedia.org/ontology/Politician>)

PREFIX db: <http://dbpedia.org/ontology/>
SELECT DISTINCT ?property
WHERE {
?instance a db:Politician .
?instance ?property ?value .
}



# 2. Get all the properties, except rdf:type, that can be applied to instances of the Politician class

PREFIX db: <http://dbpedia.org/ontology/>
SELECT DISTINCT ?property
WHERE {
?instance a db:Politician .
?instance ?property ?value .
FILTER (?property != rdf:type)
}



# 3. Which different values exist for the properties, except rdf:type, of the instances of the Politician class?

PREFIX db: <http://dbpedia.org/ontology/>
SELECT DISTINCT ?property ?value
WHERE {
?instance a db:Politician .
?instance ?property ?value .
FILTER (?property != rdf:type)
}



# 4. For each of the properties, except rdf:type, that can be applied to instances of the Politician class, which different values do they take in those instances?

PREFIX db: <http://dbpedia.org/ontology/>
SELECT ?property (GROUP_CONCAT(DISTINCT ?value; separator=" , ") AS ?distinctValues)
WHERE {
?instance a db:Politician .
?instance ?property ?value .
FILTER (?property != rdf:type)
}
GROUP BY ?property



# 5. For each of the properties, except rdf:type, that can be applied to instances of the Politician class, how many distinct values do they take in those instances?

PREFIX db: <http://dbpedia.org/ontology/>
SELECT ?property (COUNT(DISTINCT ?value) AS ?countDistinctValues)
WHERE {
?instance a db:Politician .
?instance ?property ?value .
FILTER (?property != rdf:type)
}
GROUP BY ?property