What is the {uses} and the {developer} of {Internet_Protocol} ?
Which { uses } the { Internet Protocol } developer?
Which {uses} the {developer} of {Internet_Protocol} ?
SELECT ?e ?s WHERE { resource:Internet_Protocol property:developer ?s . resource:Internet_Protocol property:uses ?e }
 SELECT ?ans_1 ?ans_2 WHERE { ?statement1 <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q8795> . ?statement1 <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P2283> . ?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/Q8795> . ?statement2 <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P178> . ?statement2 <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> ?ans_2. } 
SELECT ?ans_1 ?ans_2 WHERE { wd:Q8795 wdt:P2283 ?ans_1 . wd:Q8795 wdt:P178 ?ans_2 }
packet switching Bob Kahn connectionless communication Bob Kahn packet switching Vint Cerf connectionless communication Vint Cerf