What is the {human} for {influenced by} of {Paul Krugman}
Who is the main influence of Paul Kruman?
Who was Paul Krugman's main influence ?
SELECT DISTINCT ?w WHERE { resource:Paul_Krugman property:influenced_by ?w . ?w rdf:type ontology:human }
select distinct ?obj where { ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q131112> . ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P737> . ?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/Q5> } 
 select distinct ?obj where { wd:Q131112 wdt:P737 ?obj . ?obj wdt:P31 wd:Q5 } 
Paul Samuelson John Richard Hicks James Tobin Arthur Cecil Pigou Rudi Dornbusch Hyman Minsky John Maynard Keynes Joseph E. Stiglitz Isaac Asimov John Stuart Mill