Question: Which pitcher goes the by Twitter handle Knucklepuck23 in the USA?
Choices: Steven Wright
Paul Simon
Sylvester Stallone
Rahul Dev Burman
William Henry Harrison
Babyface
James E. Reilly
Richard Gere
Max Fleischer
David Byrne
SPARQL: SELECT DISTINCT ?e WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "human" . ?e <position_played_on_team_/_speciality> ?e_1 . ?e_1 <pred:name> "pitcher" .  ?e <Twitter_username> ?pv . ?pv <pred:value> "Knucklepuck23" . [ <pred:fact_h> ?e ; <pred:fact_r> <Twitter_username> ; <pred:fact_t> ?pv ] <country> ?qpv . ?qpv <pred:value> "United States of America" .  }
Program:
function: Find
inputs: pitcher
function: Relate
dependencies: 0
inputs: position played on team / speciality
backward
function: FilterConcept
dependencies: 1
inputs: human
function: FindAll
function: FilterStr
dependencies: 3
inputs: Twitter username
Knucklepuck23
function: QFilterStr
dependencies: 4
inputs: country
United States of America
function: FilterConcept
dependencies: 5
inputs: human
function: And
dependencies: 2
6
function: What
dependencies: 7
Answer: Steven Wright