Question: When was the person with the Twitter handle davidalangrier born?
Choices: 1957-03-14
1944-09-13
1982-03-19
1946-10-31
1916-09-13
1974-12-04
1928-03-19
1977-09-25
1887-11-26
1956-06-30
SPARQL: SELECT DISTINCT ?pv WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "human" . ?e <Twitter_username> ?pv_1 . ?pv_1 <pred:value> "davidalangrier" . ?e <date_of_birth> ?pv .  }
Program:
function: FindAll
function: FilterStr
dependencies: 0
inputs: Twitter username
davidalangrier
function: FilterConcept
dependencies: 1
inputs: human
function: QueryAttr
dependencies: 2
inputs: date of birth
Answer: 1956-06-30