Question: When did Frankfurt become a twinned administrative body of Toronto?
Choices: 2009-01-01
1819-12-14
2001-04-03
1845-03-03
1664-01-01
1987-05-24
1989-09-26
1999-04-27
2015-05-04
1867-05-15
SPARQL: SELECT DISTINCT ?qpv WHERE { ?e_1 <pred:name> "Frankfurt" . ?e_2 <pred:name> "Toronto" . ?e_1 <twinned_administrative_body> ?e_2 . [ <pred:fact_h> ?e_1 ; <pred:fact_r> <twinned_administrative_body> ; <pred:fact_t> ?e_2 ] <start_time> ?qpv .  }
Program:
function: Find
inputs: Frankfurt
function: Find
inputs: Toronto
function: QueryRelationQualifier
dependencies: 0
1
inputs: twinned administrative body
start time
Answer: 1989-09-26