Question: When did Columbus that is the capital of Ohio become the twinned administrative body of Dresden whose population is 529326?
Choices: 1789-11-21
1972
1984-02-08
2014-04-15
1987-01-01
1999-07-04
2011-07-14
2008-09-27
1992-01-01
1974-09-07
SPARQL: SELECT DISTINCT ?qpv WHERE { ?e_1 <pred:name> "Columbus" . ?e_1 <capital_of> ?e_3 . ?e_3 <pred:name> "Ohio" . ?e_2 <pred:name> "Dresden" . ?e_2 <population> ?pv . ?pv <pred:unit> "1" . ?pv <pred:value> "529326"^^xsd:double . ?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: Ohio
function: Relate
dependencies: 0
inputs: capital of
backward
function: Find
inputs: Columbus
function: And
dependencies: 1
2
function: Find
inputs: Dresden
function: FilterNum
dependencies: 4
inputs: population
529326
=
function: QueryRelationQualifier
dependencies: 3
5
inputs: twinned administrative body
start time
Answer: 1992-01-01