Question: When did Cologne become the twinned administrative body of Liverpool, which was founded in 1207?
Choices: 2010-01-15
1920-04-20
1952
1970-10-13
2018-08-31
1859-01-24
1930-03-17
1994
1977-09-20
1801-03-04
SPARQL: SELECT DISTINCT ?qpv WHERE { ?e_1 <pred:name> "Cologne" . ?e_2 <pred:name> "Liverpool" . ?e_2 <inception> ?pv . ?pv <pred:year> 1207 . ?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: Cologne
function: Find
inputs: Liverpool
function: FilterYear
dependencies: 1
inputs: inception
1207
=
function: QueryRelationQualifier
dependencies: 0
2
inputs: twinned administrative body
start time
Answer: 1952