What is {people} of {written by} of {Piano Concerto No. 1} ?
From which ethnic group was the composer of piano Concerto No. 1?
What is the ethnic origin of the piano Concerto No. 1's composer?
SELECT ?d WHERE { ?a property:ethnic_group ?d . resource:Piano_Concerto_No._1 property:composer ?a }
SELECT ?answer WHERE { ?statement1 <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q162935> . ?statement1 <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P86>. ?statement1 <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> ?X . ?statement2 <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> ?X. ?statement2 <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P172> . ?statement2 <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> ?answer . }
SELECT ?answer WHERE { wd:Q162935 wdt:P86 ?X . ?X wdt:P172 ?answer}
Russians