Question: What is the influence of Walker Percy,that has participated in conflict in world war II?
Paraphrase: What is the have an impact on of Walker Percy,that has participated in hostilities in world fighting II?
SPARQL (Wikidata): SELECT ?answer WHERE { wd:Q176909 wdt:P737 ?answer . ?answer wdt:P607 wd:Q362}
Answer: Jean-Paul Sartre, Albert Camus