Question: What band is famous for the popular music that was started in 1920?
Choices: Portishead
AC/DC
TLC
Ella Fitzgerald
Eagles
The Beach Boys
Anthrax
Queens of the Stone Age
Dir en grey
Cher
SPARQL: SELECT DISTINCT ?e WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "band" . ?e_1 <famous_people> ?e . ?e_1 <pred:instance_of> ?c_1 . ?c_1 <pred:name> "popular music" . ?e_1 <inception> ?pv . ?pv <pred:year> 1920 .   }
Program:
function: FindAll
function: FilterYear
dependencies: 0
inputs: inception
1920
=
function: FilterConcept
dependencies: 1
inputs: popular music
function: Relate
dependencies: 2
inputs: famous people
forward
function: FilterConcept
dependencies: 3
inputs: band
function: What
dependencies: 4
Answer: The Beach Boys