What is the {country} for {participant} of {Cuban Missile Crisis}
Which nations were included within the Cuban Rocket Crisis?
Which countries were involved in the Cuban Missile Crisis?
SELECT DISTINCT ?a WHERE { resource:Cuban_Missile_Crisis property:participant ?a . ?a rdf:type ontology:country }
select distinct ?obj where { ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q128160> . ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P710> . ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> ?obj . ?obj <http://www.wikidata.org/entity/P31> <http://wikidata.dbpedia.org/resource/Q6256> } 
 select distinct ?obj where { wd:Q128160 wdt:P710 ?obj . ?obj wdt:P31 wd:Q6256 } 
United States of America