How many co-authors does Markus T\u00F6rm\u00E4nen have?
Count the number of co-authors that Markus T\u00F6rm\u00E4nen has.
SELECT (COUNT(DISTINCT ?answer) AS ?count) WHERE { ?x <https://dblp.org/rdf/schema#authoredBy> <https://dblp.org/pid/53/10350> . ?x <https://dblp.org/rdf/schema#authoredBy> ?answer FILTER(?answer != <https://dblp.org/pid/53/10350>) }
<https://dblp.org/pid/53/10350>