Question: What is the position was established 1789-04-21 (official website  https://www.whitehouse.gov/people/mike-pence/)?
Choices:
2017-09-07
2018-05-25
2017-07-02
2018-01-26
2017-06-17
2017-05-18
2016-04-23
2017-06-16
2018-07-25
2017-05-19
Answer: 2018-07-25
SPARQL: SELECT DISTINCT ?qpv WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "position" . ?e <inception> ?pv_1 . ?pv_1 <pred:date> "1789-04-21"^^xsd:date . ?e <official_website> ?pv . ?pv <pred:value> "https://www.whitehouse.gov/people/mike-pence/" . [ <pred:fact_h> ?e ; <pred:fact_r> <official_website> ; <pred:fact_t> ?pv ] <retrieved> ?qpv .  }
Program:
function: FindAll
function: FilterDate
dependencies: 0
inputs: inception
1789-04-21
=
function: FilterConcept
dependencies: 1
inputs: position
function: QueryAttrQualifier
dependencies: 2
inputs: official website
https://www.whitehouse.gov/people/mike-pence/
retrieved