What is the average number of research papers published by the author Andrew M. per year?
Report the average number of publications by Andrew McCallum per year.
SELECT (AVG(?count) AS ?answer) { SELECT (COUNT(?y) AS ?count) WHERE { ?x <https://dblp.org/rdf/schema#authoredBy> <https://dblp.org/pid/m/AndrewMcCallum> . ?x <https://dblp.org/rdf/schema#yearOfPublication> ?y } GROUP BY ?y }
<https://dblp.org/pid/m/AndrewMcCallum>