Question: When did William Hanna cease to be an employee of Metro-Goldwyn-Mayer?
Choices: 1945-04-01
1951-04-29
1972-09-11
1941-10-23
1957
2017-05-15
2011-08-16
2009-05-16
2013
1964-02-09
SPARQL: SELECT DISTINCT ?qpv WHERE { ?e_1 <pred:name> "William Hanna" . ?e_2 <pred:name> "Metro-Goldwyn-Mayer" . ?e_1 <employer> ?e_2 . [ <pred:fact_h> ?e_1 ; <pred:fact_r> <employer> ; <pred:fact_t> ?e_2 ] <end_time> ?qpv .  }
Program:
function: Find
inputs: William Hanna
function: Find
inputs: Metro-Goldwyn-Mayer
function: QueryRelationQualifier
dependencies: 0
1
inputs: employer
end time
Answer: 1957