Question: How many chemical compounds have the nutrient riboflavin?
Choices: 0
1
2
3
4
5
6
7
8
9
SPARQL: SELECT (COUNT(DISTINCT ?e) AS ?count) WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "chemical compound" . ?e <nutrient> ?e_1 . ?e_1 <pred:name> "riboflavin" .   }
Program:
function: Find
inputs: riboflavin
function: Relate
dependencies: 0
inputs: nutrient
backward
function: FilterConcept
dependencies: 1
inputs: chemical compound
function: Count
dependencies: 2
Answer: 1