Question: How is Vangelis related to piano?
Choices:
nutrient
follows
educated at
native language
software engine
famous people
instrument
successful candidate
worshipped by
terminus
Answer: instrument
SPARQL: SELECT DISTINCT ?p WHERE { ?e_1 <pred:name> "Vangelis" . ?e_2 <pred:name> "piano" . ?e_1 ?p ?e_2 .  }
Program:
function: Find
inputs: Vangelis
function: Find
inputs: piano
function: QueryRelation
dependencies: 0
1