Question: When did the member who joined Duran Duran in 2001 begin working?
Choices: 1810
1827
1878
1909
2004
1983
1970
1844
1995
1919
SPARQL: SELECT DISTINCT ?pv WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "human" . ?e <member_of> ?e_1 . ?e_1 <pred:name> "Duran Duran" .  [ <pred:fact_h> ?e ; <pred:fact_r> <member_of> ; <pred:fact_t> ?e_1 ] <start_time> ?qpv . ?qpv <pred:year> 2001 . ?e <work_period_(start)> ?pv .  }
Program:
function: Find
inputs: Duran Duran
function: Relate
dependencies: 0
inputs: member of
backward
function: QFilterYear
dependencies: 1
inputs: start time
2001
=
function: FilterConcept
dependencies: 2
inputs: human
function: QueryAttr
dependencies: 3
inputs: work period (start)
Answer: 1970