Question: When did the Northwest Territories start sharing a border with Saskatchewan (whose subreddit is Saskatchewan)?
Choices:
1991-08-24
1965-09-22
1997-09-04
1789-04-21
1905-09-01
1979-07-03
1971-03-26
1995-08-01
1933-05-01
1989-06-08
Program:
function: Find
inputs: Northwest Territories
function: Find
inputs: Saskatchewan
function: FilterStr
dependencies: 1
inputs: subreddit
Saskatchewan
function: QueryRelationQualifier
dependencies: 0
2
inputs: shares border with
start time
SPARQL: SELECT DISTINCT ?qpv WHERE { ?e_1 <pred:name> "Northwest Territories" . ?e_2 <pred:name> "Saskatchewan" . ?e_2 <subreddit> ?pv . ?pv <pred:value> "Saskatchewan" . ?e_1 <shares_border_with> ?e_2 . [ <pred:fact_h> ?e_1 ; <pred:fact_r> <shares_border_with> ; <pred:fact_t> ?e_2 ] <start_time> ?qpv .  }
Answer: 1905-09-01