Question: For the rock band that includes Mark Knopfler as a part, when was it founded?
Choices: 1830-10-04
1957-01-01
1905-08-04
1573-11-15
1818-01-01
1187
1801-01-08
1837-01-26
1977-01-01
1900-01-01
SPARQL: SELECT DISTINCT ?pv WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "rock band" . ?e <has_part> ?e_1 . ?e_1 <pred:name> "Mark Knopfler" .  ?e <inception> ?pv .  }
Program:
function: Find
inputs: Mark Knopfler
function: Relate
dependencies: 0
inputs: has part
backward
function: FilterConcept
dependencies: 1
inputs: rock band
function: QueryAttr
dependencies: 2
inputs: inception
Answer: 1977-01-01