Question: What is the Twitter username of the association football club that had Craig Rocastle as a member in 2010?
Choices: realmikefox
bfc_official
cr_flamengo
missjudygreer
stevenagefc
London2012
FGRFC_Official
SEGA_OFFICIAL
DukeMBB
kagoshimakensei
SPARQL: SELECT DISTINCT ?pv WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "association football club" . ?e_1 <member_of_sports_team> ?e . ?e_1 <pred:name> "Craig Rocastle" .  [ <pred:fact_h> ?e_1 ; <pred:fact_r> <member_of_sports_team> ; <pred:fact_t> ?e ] <end_time> ?qpv . ?qpv <pred:year> 2010 . ?e <Twitter_username> ?pv .  }
Program:
function: Find
inputs: Craig Rocastle
function: Relate
dependencies: 0
inputs: member of sports team
forward
function: QFilterYear
dependencies: 1
inputs: end time
2010
=
function: FilterConcept
dependencies: 2
inputs: association football club
function: QueryAttr
dependencies: 3
inputs: Twitter username
Answer: FGRFC_Official