Question: Whose father has the Twitter username of lionelrichie?
Choices: Jean-Michel Jarre
Oscar
Nicole Richie
Damian Marley
Rob Reiner
Joe Walsh
Anjelica Huston
Merian C. Cooper
Keith Carradine
Asia Argento
SPARQL: SELECT DISTINCT ?e WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "human" . ?e <father> ?e_1 . ?e_1 <pred:instance_of> ?c_1 . ?c_1 <pred:name> "human" . ?e_1 <Twitter_username> ?pv . ?pv <pred:value> "lionelrichie" .   }
Program:
function: FindAll
function: FilterStr
dependencies: 0
inputs: Twitter username
lionelrichie
function: FilterConcept
dependencies: 1
inputs: human
function: Relate
dependencies: 2
inputs: father
backward
function: FilterConcept
dependencies: 3
inputs: human
function: What
dependencies: 4
Answer: Nicole Richie