Question: The official language of the Weimar Republic is the native tongue of how many ethnic groups?
Choices: 0
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SPARQL: SELECT (COUNT(DISTINCT ?e) AS ?count) WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "ethnic group" . ?e <native_language> ?e_1 . ?e_1 <pred:instance_of> ?c_1 . ?c_1 <pred:name> "language" . ?e_2 <official_language> ?e_1 . ?e_2 <pred:name> "Weimar Republic" .   }
Program:
function: Find
inputs: Weimar Republic
function: Relate
dependencies: 0
inputs: official language
forward
function: FilterConcept
dependencies: 1
inputs: language
function: Relate
dependencies: 2
inputs: native language
backward
function: FilterConcept
dependencies: 3
inputs: ethnic group
function: Count
dependencies: 4
Answer: 2