Question: What is the association football club whose country is Italy and whose Instagram username is acffiorentinaofficial?
Choices: ACF Fiorentina
Zamalek SC
Middlesbrough F.C.
Atalanta B.C.
U.S. Grosseto F.C.
S.S.C. Napoli
A.C. ChievoVerona
Ascoli Calcio 1898 F.C.
A.C. Milan
Stade Brestois 29
SPARQL: SELECT DISTINCT ?e WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "association football club" . ?e <country> ?e_1 . ?e_1 <pred:name> "Italy" .  ?e <Instagram_username> ?pv . ?pv <pred:value> "acffiorentinaofficial" .  }
Program:
function: Find
inputs: Italy
function: Relate
dependencies: 0
inputs: country
backward
function: FilterConcept
dependencies: 1
inputs: association football club
function: FindAll
function: FilterStr
dependencies: 3
inputs: Instagram username
acffiorentinaofficial
function: FilterConcept
dependencies: 4
inputs: association football club
function: And
dependencies: 2
5
function: What
dependencies: 6
Answer: ACF Fiorentina