Question: When did  Winston Churchill (the one whose ISNI is 0000 0000 6304 1695) become a member of Royal Society?
Choices: 1660-05-08
1924
610
1985-07-01
2000-11-18
1811
1664-01-01
1998-09-21
1992-09-18
1821-03-04
SPARQL: SELECT DISTINCT ?qpv WHERE { ?e_1 <pred:name> "Winston Churchill" . ?e_1 <ISNI> ?pv . ?pv <pred:value> "0000 0000 6304 1695" . ?e_2 <pred:name> "Royal Society" . ?e_1 <member_of> ?e_2 . [ <pred:fact_h> ?e_1 ; <pred:fact_r> <member_of> ; <pred:fact_t> ?e_2 ] <start_time> ?qpv .  }
Program:
function: Find
inputs: Winston Churchill
function: FilterStr
dependencies: 0
inputs: ISNI
0000 0000 6304 1695
function: Find
inputs: Royal Society
function: QueryRelationQualifier
dependencies: 1
2
inputs: member of
start time
Answer: 1664-01-01