Question: When did Keith Allen (the one whose date of birth is 1943-11-09) become a member of Plymouth Argyle F.C.?
Choices: 2017-02-09
1711
2008-09-20
1985-01-26
1885-01-01
1970-01-01
2015-08-05
1964-01-01
1458
1864-10-30
SPARQL: SELECT DISTINCT ?qpv WHERE { ?e_1 <pred:name> "Keith Allen" . ?e_1 <date_of_birth> ?pv . ?pv <pred:date> "1943-11-09"^^xsd:date . ?e_2 <pred:name> "Plymouth Argyle F.C." . ?e_1 <member_of_sports_team> ?e_2 . [ <pred:fact_h> ?e_1 ; <pred:fact_r> <member_of_sports_team> ; <pred:fact_t> ?e_2 ] <start_time> ?qpv .  }
Program:
function: Find
inputs: Keith Allen
function: FilterDate
dependencies: 0
inputs: date of birth
1943-11-09
=
function: Find
inputs: Plymouth Argyle F.C.
function: QueryRelationQualifier
dependencies: 1
2
inputs: member of sports team
start time
Answer: 1970-01-01