Question: How was 50 determined as the ranking of the national association football team that belongs to Ecuador ?
Choices: administrative division valid at the moment of publication
FIFA World Rankings
Taqdir
Russian Empire Census
Sixth National Population Census of the People's Republic of China
lead-lead dating
United Kingdom Census 2011
United Kingdom Census 1981
Population registration in Sweden
United Kingdom Census 2001
SPARQL: SELECT DISTINCT ?qpv WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "national association football team" . ?e <country_for_sport> ?e_1 . ?e_1 <pred:name> "Ecuador" .  ?e <ranking> ?pv . ?pv <pred:unit> "1" . ?pv <pred:value> "50"^^xsd:double . [ <pred:fact_h> ?e ; <pred:fact_r> <ranking> ; <pred:fact_t> ?pv ] <determination_method> ?qpv .  }
Program:
function: Find
inputs: Ecuador
function: Relate
dependencies: 0
inputs: country for sport
backward
function: FilterConcept
dependencies: 1
inputs: national association football team
function: QueryAttrQualifier
dependencies: 2
inputs: ranking
50
determination method
Answer: FIFA World Rankings