Question: How reliable is the statement that Vodafone's headquarters is located in London (that is the birthplace of Jack Huston)?
Choices:
presumably
error
circa
average
de jure
verified account
de facto
party identification
Karlsruhe
fiscal year
Answer: de facto
SPARQL: SELECT DISTINCT ?qpv WHERE { ?e_1 <pred:name> "Vodafone" . ?e_2 <pred:name> "London" . ?e_3 <place_of_birth> ?e_2 . ?e_3 <pred:name> "Jack Huston" . ?e_1 <headquarters_location> ?e_2 . [ <pred:fact_h> ?e_1 ; <pred:fact_r> <headquarters_location> ; <pred:fact_t> ?e_2 ] <sourcing_circumstances> ?qpv .  }
Program:
function: Find
inputs: Vodafone
function: Find
inputs: Jack Huston
function: Relate
dependencies: 1
inputs: place of birth
forward
function: Find
inputs: London
function: And
dependencies: 2
3
function: QueryRelationQualifier
dependencies: 0
4
inputs: headquarters location
sourcing circumstances