In which venues did Gang Chen publish papers and what are the titles of these papers?
List the titles of the papers that Gang Chen published and in which venues.
SELECT DISTINCT ?firstanswer ?secondanswer WHERE { ?x <https://dblp.org/rdf/schema#authoredBy> <https://dblp.org/pid/67/6383-26> . ?x <https://dblp.org/rdf/schema#publishedIn> ?firstanswer . ?x <https://dblp.org/rdf/schema#title> ?secondanswer }
<https://dblp.org/pid/67/6383-26>