Question: Which person was born in Austin and has Twitter username ricardoachavira ?
Choices: Brian Jones
Nelly
Mehcad Brooks
Dabney Coleman
Sylvester Stallone
Richard Gere
Bruce Sterling
Ciara
Max Fleischer
Ricardo Antonio Chavira
SPARQL: SELECT DISTINCT ?e WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "human" . ?e <place_of_birth> ?e_1 . ?e_1 <pred:name> "Austin" .  ?e <Twitter_username> ?pv . ?pv <pred:value> "ricardoachavira" .  }
Program:
function: Find
inputs: Austin
function: Relate
dependencies: 0
inputs: place of birth
backward
function: FilterConcept
dependencies: 1
inputs: human
function: FindAll
function: FilterStr
dependencies: 3
inputs: Twitter username
ricardoachavira
function: FilterConcept
dependencies: 4
inputs: human
function: And
dependencies: 2
5
function: What
dependencies: 6
Answer: Ricardo Antonio Chavira