Question: What is the date of birth of the person in Pleasantville  whose official website is http://pleasantville-nj.org/?
Choices:
1599-04-25
1977-07-29
1977-04-02
1964-03-30
1876-01-12
1979-10-20
1812-02-07
1961-11-18
1971-03-15
1852-09-12
Answer: 1977-07-29
SPARQL: SELECT DISTINCT ?pv WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "human" . ?e <place_of_birth> ?e_1 . ?e_1 <pred:name> "Pleasantville" . ?e_1 <official_website> ?pv_1 . ?pv_1 <pred:value> "http://pleasantville-nj.org/" . ?e <date_of_birth> ?pv .  }
Program:
function: Find
inputs: Pleasantville
function: FilterStr
dependencies: 0
inputs: official website
http://pleasantville-nj.org/
function: Relate
dependencies: 1
inputs: place of birth
backward
function: FilterConcept
dependencies: 2
inputs: human
function: QueryAttr
dependencies: 3
inputs: date of birth