Question: Since when is George Washington, living in New York City, the citizen of USA ?
Choices: 1776-07-04
1924-11-01
2006-09-30
1993-10-14
1973-03-26
1994-12-17
2011-03-11
2013-04-08
1964-01-21
1964-03-15
SPARQL: SELECT DISTINCT ?qpv WHERE { ?e_1 <pred:name> "George Washington" . ?e_1 <residence> ?e_3 . ?e_3 <pred:name> "New York City" . ?e_2 <pred:name> "United States of America" . ?e_1 <country_of_citizenship> ?e_2 . [ <pred:fact_h> ?e_1 ; <pred:fact_r> <country_of_citizenship> ; <pred:fact_t> ?e_2 ] <start_time> ?qpv .  }
Program:
function: Find
inputs: New York City
function: Relate
dependencies: 0
inputs: residence
backward
function: Find
inputs: George Washington
function: And
dependencies: 1
2
function: Find
inputs: United States of America
function: QueryRelationQualifier
dependencies: 3
4
inputs: country of citizenship
start time
Answer: 1776-07-04