Question: Since when is Stuttgart the twinned administrative body of Cairo (the one whose official website is http://www.cairo.gov.eg/Default.htm) ?
Choices: 2006-10-04
1910
1967-01-09
2002-06-21
1992-06-16
2010-09-07
2007-12-19
2018-12-01
1979
1992-07-17
SPARQL: SELECT DISTINCT ?qpv WHERE { ?e_1 <pred:name> "Stuttgart" . ?e_2 <pred:name> "Cairo" . ?e_2 <official_website> ?pv . ?pv <pred:value> "http://www.cairo.gov.eg/Default.htm" . ?e_1 <twinned_administrative_body> ?e_2 . [ <pred:fact_h> ?e_1 ; <pred:fact_r> <twinned_administrative_body> ; <pred:fact_t> ?e_2 ] <start_time> ?qpv .  }
Program:
function: Find
inputs: Stuttgart
function: Find
inputs: Cairo
function: FilterStr
dependencies: 1
inputs: official website
http://www.cairo.gov.eg/Default.htm
function: QueryRelationQualifier
dependencies: 0
2
inputs: twinned administrative body
start time
Answer: 1979