Question: What is the publication date of an activity developed by Bandai Namco Amusement?
Choices: 1981-06-26
2012-03-13
1966-08-05
2006-09-15
1987-12-04
1978
2011-11-03
2015-07-01
2004-01-16
1983
SPARQL: SELECT DISTINCT ?pv WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "activity" . ?e <developer> ?e_1 . ?e_1 <pred:name> "Bandai Namco Amusement" .  ?e <publication_date> ?pv .  }
Program:
function: Find
inputs: Bandai Namco Amusement
function: Relate
dependencies: 0
inputs: developer
backward
function: FilterConcept
dependencies: 1
inputs: activity
function: QueryAttr
dependencies: 2
inputs: publication date
Answer: 1987-12-04