Question: Which person's Instagram username is joshgroban?
Choices: Josh Groban
Alyssa Milano
Max Fleischer
Jackie Robinson
Alice Cooper
Tony Thomas
Anthony Quinn
Sylvester Stallone
Ed Begley, Jr.
William Henry Harrison
SPARQL: SELECT DISTINCT ?e WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "human" . ?e <Instagram_username> ?pv . ?pv <pred:value> "joshgroban" .  }
Program:
function: FindAll
function: FilterStr
dependencies: 0
inputs: Instagram username
joshgroban
function: FilterConcept
dependencies: 1
inputs: human
function: What
dependencies: 2
Answer: Josh Groban