Question: When did  Kagoshima become the twinned administrative body of Naples (the one that is the twinned administrative body of Toronto)?
Choices:
1921-03-18
1960-05-03
1991-11-26
2017
2008-06-06
1919-01-07
1974-12-08
2006-01-12
2007-04-17
1986-09-13
Answer: 1960-05-03
SPARQL: SELECT DISTINCT ?qpv WHERE { ?e_1 <pred:name> "Kagoshima" . ?e_2 <pred:name> "Naples" . ?e_2 <twinned_administrative_body> ?e_3 . ?e_3 <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: Kagoshima
function: Find
inputs: Toronto
function: Relate
dependencies: 1
inputs: twinned administrative body
backward
function: Find
inputs: Naples
function: And
dependencies: 2
3
function: QueryRelationQualifier
dependencies: 0
4
inputs: twinned administrative body
start time