Question: About the front with the end time prior to 1919 tell me the start time.
Choices:
1963-11-23
2004-07-21
1943-01-01
2008-10-17
1992-07-25
1914-08-03
1983-11-08
1962-02-19
1861-07-02
1534
Answer: 1914-08-03
SPARQL: SELECT DISTINCT ?pv WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "front" . ?e <end_time> ?pv_1 . ?pv_1 <pred:year> ?v_1 . FILTER ( ?v_1 < 1919 ) . ?e <start_time> ?pv .  }
Program:
function: FindAll
function: FilterYear
dependencies: 0
inputs: end time
1919
<
function: FilterConcept
dependencies: 1
inputs: front
function: QueryAttr
dependencies: 2
inputs: start time