Question: tell me when the work period (started) for the person whose Twitter username is 1206-01-01
Choices:
1984
1999
1969
1938
1928
1943
1912
1972
1929
1982
Answer: 1972
SPARQL: SELECT DISTINCT ?pv WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "human" . ?e <Twitter_username> ?pv_1 . ?pv_1 <pred:value> "SamuelLJackson" . ?e <work_period_(start)> ?pv .  }
Program:
function: FindAll
function: FilterStr
dependencies: 0
inputs: Twitter username
SamuelLJackson
function: FilterConcept
dependencies: 1
inputs: human
function: QueryAttr
dependencies: 2
inputs: work period (start)