Question: When was the boxing-subject Chuck assigned exploitation visa number 146638?
Choices: 1898-07-16
1994-05-19
1975-09-23
1992-01-13
1987-09-29
1994-07-18
2017-05-04
1976-08-31
2010-05-15
2006-02-10
SPARQL: SELECT DISTINCT ?qpv WHERE { ?e <pred:name> "Chuck" . ?e <main_subject> ?e_1 . ?e_1 <pred:name> "boxing" .  ?e <exploitation_visa_number> ?pv . ?pv <pred:value> "146638" . [ <pred:fact_h> ?e ; <pred:fact_r> <exploitation_visa_number> ; <pred:fact_t> ?pv ] <start_time> ?qpv .  }
Program:
function: Find
inputs: boxing
function: Relate
dependencies: 0
inputs: main subject
backward
function: Find
inputs: Chuck
function: And
dependencies: 1
2
function: QueryAttrQualifier
dependencies: 3
inputs: exploitation visa number
146638
start time
Answer: 2017-05-04