Question: When was doo-wop invented?
Choices: 1907-09-26
1984-07-01
1819-12-13
-3000
1770
1569-08-06
1930
1962-07-02
1805-03-01
1715
SPARQL: SELECT DISTINCT ?pv WHERE { ?e <pred:name> "doo-wop" . ?e <inception> ?pv .  }
Program:
function: Find
inputs: doo-wop
function: QueryAttr
dependencies: 0
inputs: inception
Answer: 1930