Umesh published the paper on Vehicle routing in which venue?
Name the venue in which Bellur published the paper about Vehicle routing.
SELECT DISTINCT ?answer WHERE { <https://dblp.org/rec/conf/gis/Bellur13> <https://dblp.org/rdf/schema#authoredBy> <https://dblp.org/pid/54/4697> . <https://dblp.org/rec/conf/gis/Bellur13> <https://dblp.org/rdf/schema#publishedIn> ?answer }
<https://dblp.org/pid/54/4697> <https://dblp.org/rec/conf/gis/Bellur13>