Question: When was Wichita (the one that origins from United States of America) published?
Choices:
1986-08-07
2009-07-30
1924
2004-10-21
1979-10-25
1960-11-26
1990-09-20
2010-07-14
1955-01-01
1991-02-21
Answer: 1955-01-01
SPARQL: SELECT DISTINCT ?pv WHERE { ?e <pred:name> "Wichita" . ?e <country_of_origin> ?e_1 . ?e_1 <pred:name> "United States of America" .  ?e <publication_date> ?pv .  }
Program:
function: Find
inputs: United States of America
function: Relate
dependencies: 0
inputs: country of origin
backward
function: Find
inputs: Wichita
function: And
dependencies: 1
2
function: QueryAttr
dependencies: 3
inputs: publication date