On Welterweight category the fight between BJ Penn and Jon Fitch results to a Major draw base from the score cards the two of the three judges scored 28-28 while the third scored 29-28 in favor of Jon Fitch. From middle weight category the fight between Bisping and Rivera lasted only for 1:54 minutes of the second round where Bisping defeated Rivera by means of technical knockout.
Here are the official results on the fights from the UFC 127.
UFC 127 Main Fight Card
Welterweight bout: B.J. Penn (167 lbs.) vs. Jon Fitch (170 lbs.)
Penn and Fitch fought to a majority draw (29-28 Fitch, 28-28, 28-28)
Middleweight bout: Michael Bisping (185.25 lbs) vs. Jorge Rivera (185 lbs.)
Bisping defeated Rivera via TKO (strikes) at 1:54 of round 2.
Lightweight bout: George Sotiropoulos (155.75 lbs.) vs. Dennis Siver (156 lbs.)
Siver defeated Sotiropoulos via unanimous decision (29-28, 30-28, 30-27).
Welterweight bout: Chris Lytle (169.75 lbs.) vs. Brian Ebersole (170 lbs.)
Ebersole defeated Lytle via unanimous decision (30-27, 29-28, 29-28).
Middleweight bout: Chris Camozzi (184.25 lbs.) vs. Kyle Noke (184 lbs.)
Noke defeated Camozzi via submission (rear naked choke) at 1:35 of round 1.
UFC 127 Preliminary Fight Card (TV Card)
Middleweight bout: Nick Ring (185 lbs) vs. Riki Fukuda (185 lbs)
Ring defeated Fukuda via unanimous decision (29-28, 29-28, 29-28).
Light Heavyweight bout: James Te-Huna (204.5 lbs) vs. Alexander Gustafsson (205 lbs.)
Gustafsson defeated Te-Huna via submission (rear naked choke) at 4:27 of round 1.
Lightweight bout: Ross Pearson (155.25 lbs) vs. Spencer Fisher (154.5 lbs)
Pearson defeated Fisher via unanimous decision (30-27, 29-28, 29-28).
UFC 127 Preliminary Fight Card (Facebook)
featherweight bout: Zhang Tie Quan (145 lbs) vs. Jason Reinhardt (145.25 lbs.)
Zhang defeated Reinhardt via submission (guillotine choke) at 0:48 of round 1.
Light Heavyweight bout: Anthony Perosh (204.5 lbs) vs. Tom Blackledge (205 lbs.)
Perosh defeated Blackledge via submission (rear naked choke) at 2:45 of round 1.
UFC 127 Preliminary Fight Card
Lightweight bout: Maciej Jewtuszko (155.75 lbs) vs. Curt Warburton (154.5 lbs.)
Warburton defeated Jewtuszko via unanimous decision (29-28, 29-28, 29-28).
Heavyweight bout: Mark Hunt (262.25 lbs.) vs. Chris Tuchscherer (260 lbs.)
Hunt defeated Tuchscherer via KO (punches) at 1:43 of round 2.