What is the {designed by} and the {manufacturer} of {M16_rifle} ?
The M16 rifle was designed and is manufactured by what company?
Who designed and manufactures the M16 rifle?
SELECT ?p ?z WHERE { resource:M16 property:designed_by ?p . resource:M16 property:manufacturer ?z }
 SELECT ?ans_1 ?ans_2 WHERE { ?statement1 <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q170318> . ?statement1 <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P287> . ?statement1 <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> ?ans_1. ?statement2 <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q170318> . ?statement2 <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P176> . ?statement2 <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> ?ans_2. } 
SELECT ?ans_1 ?ans_2 WHERE { wd:Q170318 wdt:P287 ?ans_1 . wd:Q170318 wdt:P176 ?ans_2 }
Eugene Stoner SNT Motiv L. James Sullivan SNT Motiv Eugene Stoner Colt's Manufacturing Company L. James Sullivan Colt's Manufacturing Company Eugene Stoner FN Herstal L. James Sullivan FN Herstal Eugene Stoner Bushmaster Firearms International L. James Sullivan Bushmaster Firearms International Eugene Stoner H & R Firearms L. James Sullivan H & R Firearms