UFC 112 Predictions

I know it's started already, since it's live from Abu Dhabi, so I'm just gonna pick the main card.

Main Card
Middleweight bout: Kendall Grove vs. Mark Munoz
Guido says: Grove by tko
Lightweight bout: Terry Etim vs. Rafael dos Anjos
Guido says: dos Anjos by decision
Welterweight bout: Matt Hughes vs. Renzo Gracie
Guido says: Hughes by split decision
Lightweight Championship bout: B.J. Penn (c) vs. Frankie Edgar
Guido says: Penn by KO
Middleweight Championship bout: Anderson Silva (c) vs. Demian Maia
Guido says: Silva by KO