Question: What is the Twitter username for the film Chicago that is famous for progressive rock?
Choices:
yunjinkim1
FaithHill
canalplus
hillaryclinton
theposhofficial
yokohama_koho
chicagotheband
TronLegacy
thesilkmen
JasonReitman
Answer: chicagotheband
SPARQL: SELECT DISTINCT ?pv WHERE { ?e <pred:name> "Chicago" . ?e_1 <famous_people> ?e . ?e_1 <pred:name> "progressive rock" .  ?e <Twitter_username> ?pv .  }
Program:
function: Find
inputs: progressive rock
function: Relate
dependencies: 0
inputs: famous people
forward
function: Find
inputs: Chicago
function: And
dependencies: 1
2
function: QueryAttr
dependencies: 3
inputs: Twitter username