Question: What is the name of the person who was born in Washington, D.C. and participated in the 1912 Summer Olympics?
Choices: Sylvester Stallone
William Henry Harrison
Richard Gere
John Carpenter
John Paul Jones
Jim Thorpe
James Brown
Max Fleischer
Henry Rollins
David Byrne
SPARQL: SELECT DISTINCT ?e WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "human" . ?e <participant_of> ?e_1 . ?e_1 <pred:name> "1912 Summer Olympics" .  ?e <place_of_birth> ?e_2 . ?e_2 <pred:name> "Washington, D.C." .  }
Program:
function: Find
inputs: 1912 Summer Olympics
function: Relate
dependencies: 0
inputs: participant of
backward
function: FilterConcept
dependencies: 1
inputs: human
function: Find
inputs: Washington, D.C.
function: Relate
dependencies: 3
inputs: place of birth
backward
function: FilterConcept
dependencies: 4
inputs: human
function: And
dependencies: 2
5
function: What
dependencies: 6
Answer: John Paul Jones