Question: When did  Oliver Cromwell become a citizen of England (the one that is the country of High Wycombe)?
Choices: 1978-01-01
1944
2006
1958
1949-01-01
1933-01-01
2017-11-23
2007-12-31
2099-05-18
1996-06-01
SPARQL: SELECT DISTINCT ?qpv WHERE { ?e_1 <pred:name> "Oliver Cromwell" . ?e_2 <pred:name> "England" . ?e_3 <country> ?e_2 . ?e_3 <pred:name> "High Wycombe" . ?e_1 <country_of_citizenship> ?e_2 . [ <pred:fact_h> ?e_1 ; <pred:fact_r> <country_of_citizenship> ; <pred:fact_t> ?e_2 ] <end_time> ?qpv .  }
Program:
function: Find
inputs: Oliver Cromwell
function: Find
inputs: High Wycombe
function: Relate
dependencies: 1
inputs: country
forward
function: Find
inputs: England
function: And
dependencies: 2
3
function: QueryRelationQualifier
dependencies: 0
4
inputs: country of citizenship
end time
Answer: 2099-05-18