Count the different affiliations of the authors of 'Generating Interactive Prototypes from Query Annotated Discourse Models'.
How many different affiliations do the authors of 'Generating Interactive Prototypes from Query Annotated Discourse Models' have?
SELECT (COUNT(DISTINCT ?answer) AS ?count) WHERE { <https://dblp.org/rec/journals/icom/KisB15> <https://dblp.org/rdf/schema#authoredBy> ?x . ?x <https://dblp.org/rdf/schema#primaryAffiliation> ?answer }
<https://dblp.org/rec/journals/icom/KisB15>