Question: When did Stephen Hawking receive a Copley Medal?
Choices:
1994-12-20
2017-11-12
1994-02-15
2005-06-15
2012
2006-01-01
1869
0001-01-01
2012-09-05
2018-03-31
Answer: 2006-01-01
SPARQL: SELECT DISTINCT ?qpv WHERE { ?e_1 <pred:name> "Stephen Hawking" . ?e_2 <pred:name> "Copley Medal" . ?e_1 <award_received> ?e_2 . [ <pred:fact_h> ?e_1 ; <pred:fact_r> <award_received> ; <pred:fact_t> ?e_2 ] <point_in_time> ?qpv .  }
Program:
function: Find
inputs: Stephen Hawking
function: Find
inputs: Copley Medal
function: QueryRelationQualifier
dependencies: 0
1
inputs: award received
point in time