Question: Tell me the start time of Potsdam is the twinned administrative body of Perugia.
Choices: 1921-05-03
1962-08-16
1704
-315
1977-01-01
1982-01-01
1995-04-17
1990
1919-09-10
1848
SPARQL: SELECT DISTINCT ?qpv WHERE { ?e_1 <pred:name> "Potsdam" . ?e_2 <pred:name> "Perugia" . ?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: Potsdam
function: Find
inputs: Perugia
function: QueryRelationQualifier
dependencies: 0
1
inputs: twinned administrative body
start time
Answer: 1990