What is the average number of co-authors for research papers published by Paul D.?
Report the average number of co-authors for publications published by Paul Dalsgaard.
SELECT (AVG(?count) AS ?answer) { SELECT (COUNT(?y) AS ?count) WHERE { ?x <https://dblp.org/rdf/schema#authoredBy> <https://dblp.org/pid/02/2643> . ?x <https://dblp.org/rdf/schema#numberOfCreators> ?y } GROUP BY ?y }
<https://dblp.org/pid/02/2643>