Question: What is the title of the musical composition that has the Bee Gees as a performer and the release date in 1967?
Choices: Radio Days
From the Earth to the Moon
War and Peace
Flight
Love Actually
W.
Shaun of the Dead
Massachusetts
Smallville
Hoffa
SPARQL: SELECT DISTINCT ?pv WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "musical composition" . ?e <performer> ?e_1 . ?e_1 <pred:name> "Bee Gees" .  [ <pred:fact_h> ?e ; <pred:fact_r> <performer> ; <pred:fact_t> ?e_1 ] <publication_date> ?qpv . ?qpv <pred:year> 1967 . ?e <title> ?pv .  }
Program:
function: Find
inputs: Bee Gees
function: Relate
dependencies: 0
inputs: performer
backward
function: QFilterYear
dependencies: 1
inputs: publication date
1967
=
function: FilterConcept
dependencies: 2
inputs: musical composition
function: QueryAttr
dependencies: 3
inputs: title
Answer: Massachusetts