Question: Vitor Belfort was scheduled to fight which competitor for various groups including PRIDE, Pancrase, M-1 Global, World Series of Fighting, and Professional Fighters League?
Sentence (from "Yushin Okami"): A professional competitor since 2002, Okami has also formerly competed for PRIDE, Pancrase, M-1 Global, World Series of Fighting, and Professional Fighters League.
Relevant evidence: Yes