Didn't Oguzhan Kara and Atalay, A. not co-author a paper?
Was a paper not not co-authored by O. Kara and Adem Atalay?
ASK { ?x <https://dblp.org/rdf/schema#authoredBy> <https://dblp.org/pid/80/7653> . ?x <https://dblp.org/rdf/schema#authoredBy> <https://dblp.org/pid/99/7655> }
<https://dblp.org/pid/80/7653> <https://dblp.org/pid/99/7655>