Question: When did an university, employing Ayn Rand, stopped to use its official name Петроградский государственный университет ?
Choices: 2010-05-16
1913-01-01
2017-10-05
1538-02-23
1924
1704
1940-06-25
1934-01-18
2014-05-15
1977-01-30
SPARQL: SELECT DISTINCT ?qpv WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "university" . ?e_1 <employer> ?e . ?e_1 <pred:name> "Ayn Rand" .  ?e <official_name> ?pv . ?pv <pred:value> "Петроградский государственный университет" . [ <pred:fact_h> ?e ; <pred:fact_r> <official_name> ; <pred:fact_t> ?pv ] <end_time> ?qpv .  }
Program:
function: Find
inputs: Ayn Rand
function: Relate
dependencies: 0
inputs: employer
forward
function: FilterConcept
dependencies: 1
inputs: university
function: QueryAttrQualifier
dependencies: 2
inputs: official name
Петроградский государственный университет
end time
Answer: 1924