Question: When was the town in Boston founded?
Choices:
1918-11-16
1998-05-19
1889
1776-09-06
1903-06-30
0990-01-01
1628
1820-06-06
395
1748-12-17
Answer: 1628
SPARQL: SELECT DISTINCT ?pv WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "town" . ?e <located_in_the_administrative_territorial_entity> ?e_1 . ?e_1 <pred:name> "Boston" .  ?e <inception> ?pv .  }
Program:
function: Find
inputs: Boston
function: Relate
dependencies: 0
inputs: located in the administrative territorial entity
backward
function: FilterConcept
dependencies: 1
inputs: town
function: QueryAttr
dependencies: 2
inputs: inception