Question: Rousey vs. Carmouche was a mixed martial arts event held by which American mixed martial arts organization based in Las Vegas, Nevada, that is owned and operated by parent company WME–IMG?
Sentence (from "UFC 157"): UFC 157: Rousey vs. Carmouche was a mixed martial arts event held by the Ultimate Fighting Championship on February 23, 2013, at the Honda Center in Anaheim, California.
Relevant evidence: Yes