What is the {programming language} for {developer} of {Dennis M. Ritchie}
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Which programming language did Dennis M. Ritchie create?
SELECT DISTINCT ?d WHERE { ?d rdf:type ontology:programming_language . ?d property:developer resource:Dennis_M._Ritchie }
select distinct ?subj where { ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> ?subj . ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P178> . ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> <http://wikidata.dbpedia.org/resource/Q45575> . ?subj <http://www.wikidata.org/entity/P31> <http://wikidata.dbpedia.org/resource/Q9143> } 
 select distinct ?sbj where { ?sbj wdt:P178 wd:Q45575 . ?sbj wdt:P31 wd:Q9143 } 
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