Question: What is the start date that Liam O'Brien (who was born in Dublin) becomes a member of the Shamrock Rovers F.C.?
Choices: 1980-02-14
1984-05-19
1983-01-01
1991-07-16
1861-03-17
1980-02-25
1810-07-09
1974-04-01
1936
1992
SPARQL: SELECT DISTINCT ?qpv WHERE { ?e_1 <pred:name> "Liam O'Brien" . ?e_1 <place_of_birth> ?e_3 . ?e_3 <pred:name> "Dublin" . ?e_2 <pred:name> "Shamrock Rovers 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: Dublin
function: Relate
dependencies: 0
inputs: place of birth
backward
function: Find
inputs: Liam O'Brien
function: And
dependencies: 1
2
function: Find
inputs: Shamrock Rovers F.C.
function: QueryRelationQualifier
dependencies: 3
4
inputs: member of sports team
start time
Answer: 1983-01-01