Question: What is the inception time for the sound which has Isaac Hayes as its famous person?
Choices: 1965-11-11
1763
1733
1905-09-10
1519-08-25
-808
1861-04-01
1944-07-31
1946-08-23
1972-01-01
SPARQL: SELECT DISTINCT ?pv WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "sound" . ?e <famous_people> ?e_1 . ?e_1 <pred:name> "Isaac Hayes" .  ?e <inception> ?pv .  }
Program:
function: Find
inputs: Isaac Hayes
function: Relate
dependencies: 0
inputs: famous people
backward
function: FilterConcept
dependencies: 1
inputs: sound
function: QueryAttr
dependencies: 2
inputs: inception
Answer: 1972-01-01