Question: When did  University of California, Berkeley start having significant event mixed-sex education?
Choices: 1985
1905-01-01
1891-07-30
1870
1945-01-01
1800-02-17
2008-01-22
1962
2012-04-17
1973-11-12
SPARQL: SELECT DISTINCT ?qpv WHERE { ?e_1 <pred:name> "University of California, Berkeley" . ?e_2 <pred:name> "mixed-sex education" . ?e_1 <significant_event> ?e_2 . [ <pred:fact_h> ?e_1 ; <pred:fact_r> <significant_event> ; <pred:fact_t> ?e_2 ] <start_time> ?qpv .  }
Program:
function: Find
inputs: University of California, Berkeley
function: Find
inputs: mixed-sex education
function: QueryRelationQualifier
dependencies: 0
1
inputs: significant event
start time
Answer: 1870