premise: Nate Diaz competed.
hypothesis: Nathan Donald `` Nate '' Diaz ( born April 16 , 1985 ) is an American professional mixed martial artist currently competing for the Ultimate Fighting Championship ( UFC ) . He was the winner of The Ultimate Fighter 5 . Prior to signing with the UFC , Diaz competed in World Extreme Cagefighting , Strikeforce , and Pancrase . As of 7 November 2016 , Diaz is # 5 in official UFC lightweight rankings . Diaz is also tied with Joe Lauzon for the most UFC bonus awards , with 15 in total .