Didn't N. Shimizu and Morishima, Atsuyuki not co-author a paper?
Was a paper not not co-authored by N. Shimizu and Atsuyuki Morishima?
ASK { ?x <https://dblp.org/rdf/schema#authoredBy> <https://dblp.org/pid/84/2107> . ?x <https://dblp.org/rdf/schema#authoredBy> <https://dblp.org/pid/m/AtsuyukiMorishima> }
<https://dblp.org/pid/84/2107> <https://dblp.org/pid/m/AtsuyukiMorishima>