Question: At what point in time is 1.4746 United States dollars the price of the currency that is the legal tender used by England (whose capital is Westminster)?
Choices:
2013-05-23
1996-01-01
1925-06-16
1937-12-01
2015-12-31
1891
1396
1819
1903-01-01
2018-09-26
Answer: 2015-12-31
SPARQL: SELECT DISTINCT ?qpv WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "currency" . ?e_1 <currency> ?e . ?e_1 <pred:name> "England" . ?e_1 <capital> ?e_2 . ?e_2 <pred:name> "Westminster" .  ?e <price> ?pv . ?pv <pred:unit> "United States dollar" . ?pv <pred:value> "1.4746"^^xsd:double . [ <pred:fact_h> ?e ; <pred:fact_r> <price> ; <pred:fact_t> ?pv ] <point_in_time> ?qpv .  }
Program:
function: Find
inputs: Westminster
function: Relate
dependencies: 0
inputs: capital
backward
function: Find
inputs: England
function: And
dependencies: 1
2
function: Relate
dependencies: 3
inputs: currency
forward
function: FilterConcept
dependencies: 4
inputs: currency
function: QueryAttrQualifier
dependencies: 5
inputs: price
1.4746 United States dollar
point in time