Mention the author who has published the most papers among the authors of 'Overview of WebCLEF 2008'.
Who has published the most papers among the authors of 'Overview of WebCLEF 2008'?
SELECT (GROUP_CONCAT(?answer; separator=', ') AS ?answer) ?count WHERE { SELECT DISTINCT ?answer (COUNT(?x) AS ?count) WHERE { <https://dblp.org/rec/conf/clef/JijkounR08> <https://dblp.org/rdf/schema#authoredBy> ?answer . ?x <https://dblp.org/rdf/schema#authoredBy> ?answer } GROUP BY ?answer } ORDER BY DESC(?count) LIMIT 1
<https://dblp.org/rec/conf/clef/JijkounR08>