Question: When did Ernest Rutherford earn the Copley Medal?
Choices: 1991-03-15
1807-01-01
1919-12-01
1806
1922
2017-12-08
1996-12-18
1967-01-01
1753
1984-04-09
SPARQL: SELECT DISTINCT ?qpv WHERE { ?e_1 <pred:name> "Copley Medal" . ?e_2 <pred:name> "Ernest Rutherford" . ?e_1 <winner> ?e_2 . [ <pred:fact_h> ?e_1 ; <pred:fact_r> <winner> ; <pred:fact_t> ?e_2 ] <point_in_time> ?qpv .  }
Program:
function: Find
inputs: Copley Medal
function: Find
inputs: Ernest Rutherford
function: QueryRelationQualifier
dependencies: 0
1
inputs: winner
point in time
Answer: 1922