Question: When was  Katowice named after Joseph Stalin?
Choices:
1931
1788-04-28
1861-04-22
2008-07-18
2006-06-28
2006-06-16
1974-01-15
1953-03-07
2001-01-20
1992-02-20
Answer: 1953-03-07
SPARQL: SELECT DISTINCT ?qpv WHERE { ?e_1 <pred:name> "Katowice" . ?e_2 <pred:name> "Joseph Stalin" . ?e_1 <named_after> ?e_2 . [ <pred:fact_h> ?e_1 ; <pred:fact_r> <named_after> ; <pred:fact_t> ?e_2 ] <start_time> ?qpv .  }
Program:
function: Find
inputs: Katowice
function: Find
inputs: Joseph Stalin
function: QueryRelationQualifier
dependencies: 0
1
inputs: named after
start time