Question: How many songs were composed by the person who plays the celesta instrument?
Choices:
3
4
5
6
7
8
9
10
11
12
Answer: 3
SPARQL: SELECT (COUNT(DISTINCT ?e) AS ?count) WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "song" . ?e <composer> ?e_1 . ?e_1 <pred:instance_of> ?c_1 . ?c_1 <pred:name> "human" . ?e_1 <instrument> ?e_2 . ?e_2 <pred:name> "celesta" .   }
Program:
function: Find
inputs: celesta
function: Relate
dependencies: 0
inputs: instrument
backward
function: FilterConcept
dependencies: 1
inputs: human
function: Relate
dependencies: 2
inputs: composer
backward
function: FilterConcept
dependencies: 3
inputs: song
function: Count
dependencies: 4