Question: Since when is Budapest the twinned administrative body of Berlin?
Choices: 2009-01-20
1976-12-15
1694-07-27
1992-08-28
1861-07-02
2003-05-18
1960-08-20
1825
1999-10-05
1992-06-16
SPARQL: SELECT DISTINCT ?qpv WHERE { ?e_1 <pred:name> "Budapest" . ?e_2 <pred:name> "Berlin" . ?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: Budapest
function: Find
inputs: Berlin
function: QueryRelationQualifier
dependencies: 0
1
inputs: twinned administrative body
start time
Answer: 1992-08-28