Question: What profession uses the harpsichord and works in the same field as their instrument?
Choices: astronaut
cinematographer
bandleader
make-up artist
pianist
seiyū
illustrator
financier
graphic designer
harpsichordist
SPARQL: SELECT DISTINCT ?e WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "profession" . ?e <uses> ?e_1 . ?e_1 <pred:name> "harpsichord" .  ?e <field_of_this_occupation> ?e_2 . ?e_2 <pred:name> "harpsichord" .  }
Program:
function: Find
inputs: harpsichord
function: Relate
dependencies: 0
inputs: uses
backward
function: FilterConcept
dependencies: 1
inputs: profession
function: Find
inputs: harpsichord
function: Relate
dependencies: 3
inputs: field of this occupation
backward
function: FilterConcept
dependencies: 4
inputs: profession
function: And
dependencies: 2
5
function: What
dependencies: 6
Answer: harpsichordist