Question: When was a school, whose official  website is http://bhhs.bhusd.org, founded?
Choices:
1927-01-01
1961-01-01
1300
1894-01-01
1458
1567
1630-09-28
1755
1757-01-01
1819-12-13
Answer: 1927-01-01
SPARQL: SELECT DISTINCT ?pv WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "school" . ?e <official_website> ?pv_1 . ?pv_1 <pred:value> "http://bhhs.bhusd.org/" . ?e <inception> ?pv .  }
Program:
function: FindAll
function: FilterStr
dependencies: 0
inputs: official website
http://bhhs.bhusd.org/
function: FilterConcept
dependencies: 1
inputs: school
function: QueryAttr
dependencies: 2
inputs: inception