Conversation so far:
What happened to Jeff Jarrett in 2011?
On the January 6, 2011 episode of Impact!, Angle interrupted Jarrett's $100,000 mixed martial arts challenge and signed a contract to face him at Genesis in an MMA exhibition match.

Question: Who did he compete against at that event?
Self-contained rewrite: Who did Jeff Jarrett compete against at Genesis in an MMA exhibition match in 2011?