what is the {quantity} for {The Carnival of the Animals} has {instrumentation} as {double bass} ?
Tell me the number of The Carnival of the Animals whose instrumentation is double bass.
What is the quantity of The Carnival of the Animals whose instrumentation is double bass?
SELECT ?i WHERE { resource:The_Carnival_of_the_Animals property:instrumentation ?y . ?y property:instrumentation resource:double_bass . ?y property:quantity ?i }
select distinct ?value  where {
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q941724> .
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P870> .
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> <http://wikidata.dbpedia.org/resource/Q80019> .
?statement <http://www.wikidata.org/entity/P1114> ?value. 
} 

SELECT ?value WHERE { wd:Q941724 p:P870 ?s . ?s ps:P870 wd:Q80019 . ?s pq:P1114 ?value}