Question: Is the official website of a person, who, in 1969, was the agent of John Williams (the one that is a member of Calgary Stampeders) ,http://www.ticats.ca/
Choices: yes
no
unknown
unknown
unknown
unknown
unknown
unknown
unknown
unknown
SPARQL: ASK { ?e <pred:instance_of> ?c . ?c <pred:name> "agent" . ?e_1 <member_of_sports_team> ?e . ?e_1 <pred:name> "John Williams" . ?e_1 <member_of_sports_team> ?e_2 . ?e_2 <pred:name> "Calgary Stampeders" .  [ <pred:fact_h> ?e_1 ; <pred:fact_r> <member_of_sports_team> ; <pred:fact_t> ?e ] <start_time> ?qpv . ?qpv <pred:year> 1969 . ?e <official_website> ?pv . ?pv <pred:value> "http://www.ticats.ca/" .  }
Program:
function: Find
inputs: Calgary Stampeders
function: Relate
dependencies: 0
inputs: member of sports team
backward
function: Find
inputs: John Williams
function: And
dependencies: 1
2
function: Relate
dependencies: 3
inputs: member of sports team
forward
function: QFilterYear
dependencies: 4
inputs: start time
1969
=
function: FilterConcept
dependencies: 5
inputs: agent
function: QueryAttr
dependencies: 6
inputs: official website
function: VerifyStr
dependencies: 7
inputs: http://www.ticats.ca/
Answer: yes