Question: Is http://www.shenhuafc.com.cn/ the official website of the association football club whose headquarters location is Shanghai (that is the twinned administrative body of Hamburg)?
Choices: yes
no
unknown
unknown
unknown
unknown
unknown
unknown
unknown
unknown
SPARQL: ASK { ?e <pred:instance_of> ?c . ?c <pred:name> "association football club" . ?e <headquarters_location> ?e_1 . ?e_1 <pred:name> "Shanghai" . ?e_2 <twinned_administrative_body> ?e_1 . ?e_2 <pred:name> "Hamburg" .  ?e <official_website> ?pv . ?pv <pred:value> "http://www.shenhuafc.com.cn/" .  }
Program:
function: Find
inputs: Hamburg
function: Relate
dependencies: 0
inputs: twinned administrative body
forward
function: Find
inputs: Shanghai
function: And
dependencies: 1
2
function: Relate
dependencies: 3
inputs: headquarters location
backward
function: FilterConcept
dependencies: 4
inputs: association football club
function: QueryAttr
dependencies: 5
inputs: official website
function: VerifyStr
dependencies: 6
inputs: http://www.shenhuafc.com.cn/
Answer: yes