Question: What is the beginning date that Accra's country is the Gold Coast whose dissolution date is 1957-01-01?
Choices:
1971-10-07
1877
1817-07-01
1987-02-20
1962-10-25
1926-07-20
1998-10-07
2001-09-30
1994-07-12
1982-10-09
Program:
function: Find
inputs: Accra
function: Find
inputs: Gold Coast
function: FilterDate
dependencies: 1
inputs: dissolved, abolished or demolished
1957-01-01
=
function: QueryRelationQualifier
dependencies: 0
2
inputs: country
start time
SPARQL: SELECT DISTINCT ?qpv WHERE { ?e_1 <pred:name> "Accra" . ?e_2 <pred:name> "Gold Coast" . ?e_2 <dissolved,_abolished_or_demolished> ?pv . ?pv <pred:date> "1957-01-01"^^xsd:date . ?e_1 <country> ?e_2 . [ <pred:fact_h> ?e_1 ; <pred:fact_r> <country> ; <pred:fact_t> ?e_2 ] <start_time> ?qpv .  }
Answer: 1877