Question: What is the release date of Star Trek that includes Star Trek Ⅵ: The Undiscovered Country as a component?
Choices: 1990-11-18
1978-06-28
1995-01-01
1996-10-13
2014-10-06
1951
1979
1978-12-15
2002-06-06
1994-08-11
SPARQL: SELECT DISTINCT ?pv WHERE { ?e <pred:name> "Star Trek" . ?e <has_part> ?e_1 . ?e_1 <pred:name> "Star Trek Ⅵ: The Undiscovered Country" .  ?e <publication_date> ?pv .  }
Program:
function: Find
inputs: Star Trek Ⅵ: The Undiscovered Country
function: Relate
dependencies: 0
inputs: has part
backward
function: Find
inputs: Star Trek
function: And
dependencies: 1
2
function: QueryAttr
dependencies: 3
inputs: publication date
Answer: 1979