Question: South Korean rapper and singer Bobby is a a member of the duo MOBB with a member of the boy group Winner, signed under who?
Sentence (from "List of songs written by Ravi"): As of November 2016 with the release of "VIXX 2016 Conception Ker", Ravi has contributed to the writing and composing of over 46 songs recorded by VIXX.
Relevant evidence: No