Question: What is the birth date of the composer of Lock Up?
Choices:
1942-02-09
1951-07-12
1832-01-01
1930-10-10
1926-11-25
1950-04-22
1942-04-01
1955-11-09
1949-07-22
1942-04-13
Program:
function: Find
inputs: Lock Up
function: Relate
dependencies: 0
inputs: composer
forward
function: FilterConcept
dependencies: 1
inputs: human
function: QueryAttr
dependencies: 2
inputs: date of birth
SPARQL: SELECT DISTINCT ?pv WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "human" . ?e_1 <composer> ?e . ?e_1 <pred:name> "Lock Up" .  ?e <date_of_birth> ?pv .  }
Answer: 1942-04-13