Question: Is the official website for the American football team with the Twitter username of Vikings http://www.ingmarbergman.se/?
Choices: yes
no
unknown
unknown
unknown
unknown
unknown
unknown
unknown
unknown
SPARQL: ASK { ?e <pred:instance_of> ?c . ?c <pred:name> "American football team" . ?e <Twitter_username> ?pv_1 . ?pv_1 <pred:value> "Vikings" . ?e <official_website> ?pv . ?pv <pred:value> "http://www.ingmarbergman.se/" .  }
Program:
function: FindAll
function: FilterStr
dependencies: 0
inputs: Twitter username
Vikings
function: FilterConcept
dependencies: 1
inputs: American football team
function: QueryAttr
dependencies: 2
inputs: official website
function: VerifyStr
dependencies: 3
inputs: http://www.ingmarbergman.se/
Answer: no