Question: What is the number of chemical compounds that are a part of blood plasma or have the nutrient iron?
Choices:
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Answer: 2
SPARQL: SELECT (COUNT(DISTINCT ?e) AS ?count) WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "chemical compound" .  { ?e_1 <has_part> ?e . ?e_1 <pred:name> "blood plasma" .  } UNION { ?e <nutrient> ?e_1 . ?e_1 <pred:name> "iron" .  } }
Program:
function: Find
inputs: blood plasma
function: Relate
dependencies: 0
inputs: has part
forward
function: FilterConcept
dependencies: 1
inputs: chemical compound
function: Find
inputs: iron
function: Relate
dependencies: 3
inputs: nutrient
backward
function: FilterConcept
dependencies: 4
inputs: chemical compound
function: Or
dependencies: 2
5
function: Count
dependencies: 6