Question: How many ethnic groups classified by Dewey Decimal as 974.0049755 are considered a risk factor for esophageal cancer?
Choices:
0
1
2
3
4
5
6
7
8
9
Program:
function: FindAll
function: FilterStr
dependencies: 0
inputs: Dewey Decimal Classification
974.0049755
function: FilterConcept
dependencies: 1
inputs: ethnic group
function: Find
inputs: esophageal cancer
function: Relate
dependencies: 3
inputs: risk factor
backward
function: FilterConcept
dependencies: 4
inputs: ethnic group
function: And
dependencies: 2
5
function: Count
dependencies: 6
SPARQL: SELECT (COUNT(DISTINCT ?e) AS ?count) WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "ethnic group" . ?e <Dewey_Decimal_Classification> ?pv . ?pv <pred:value> "974.0049755" . ?e <risk_factor> ?e_1 . ?e_1 <pred:name> "esophageal cancer" .  }
Answer: 0