Question: Since when is Hiroshima, the capital of Hiroshima Prefecture, the twinned administrative body of Hanover (the one that is twinned administrative body of Rouen)?
Choices: 1992-02-01
1989-11-08
1956-03-12
1961-09-27
1866-10-12
1685
2016-10-05
1983-01-01
1966-07-27
-218
SPARQL: SELECT DISTINCT ?qpv WHERE { ?e_1 <pred:name> "Hiroshima" . ?e_1 <capital_of> ?e_3 . ?e_3 <pred:name> "Hiroshima Prefecture" . ?e_2 <pred:name> "Hanover" . ?e_4 <twinned_administrative_body> ?e_2 . ?e_4 <pred:name> "Rouen" . ?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: Hiroshima Prefecture
function: Relate
dependencies: 0
inputs: capital of
backward
function: Find
inputs: Hiroshima
function: And
dependencies: 1
2
function: Find
inputs: Rouen
function: Relate
dependencies: 4
inputs: twinned administrative body
forward
function: Find
inputs: Hanover
function: And
dependencies: 5
6
function: QueryRelationQualifier
dependencies: 3
7
inputs: twinned administrative body
start time
Answer: 1983-01-01