Middleweight prospect Chris Weidman remained unbeaten with a unanimous decision over Demian Maia in a slow and sloppy opening fight on Saturday’s UFC on Fox 2 main card in Chicago.

Weidman initially earned a split decision, but UFC President Dana White announced on Twitter that Weidman actually scored a unanimous decision

MMAFrenzy.com’s play-by-play of Weidman vs. Maia is below:

Round 1 – Our referee is Herb Dean and we are underway. Maia comes out southpaw against the orthodox Weidman. Weidman with a wild shot but swept Maia’s leg but Maia jumps back to his feet. Nice knee from the thai clinch by Maia. Weidman throwing a flicking jab that’s not landing early. Nice knee by Maia. Body kick by Maia. Poor superman punch attempt by Weidman and Maia evades. Maia counters a Weidman shot with a crisp left. Weidman goes for the clinch but Maia rotates out of it. Nice body kick by Weidman. Leg kick by Maia that’s caught by Weidman and Weidman fires his own leg kick. Single leg to a double by Weidman and he briefly has Maia down. Maia tries to attack quickly after getting up but slips. Brief over/under clinch and we’re separated. Round ends with both fighters standing. All things fairly even in that round but Maia was a little more accurate and Weidman couldn’t do much on the takedown. MMAFrenzy scores the round 10-10.

Round 2- Beautiful clinch to a bear-hug takedown by Weidman starts the action but Maia escapes before Weidman can do any damage. Weidman looks more confident with the striking. Nice uppercut by Maia. Weidman is breathing heavily with a minute and thirty left, that 11-day prep time is showing a little. Maia is not capitalizing though. Double leg attempt by Weidman with a minute left but Maia defends. Nice knee from Maia. Clinch and a knee from Maia, but Weidman secures a back trip takedown. Round ends with Weidman attempting an arm-in guillotine. MMAFrenzy scores the round 10-9 Weidman.

Round 3 – Over/under clinch starts off the action but Maia fights out. Weidman with a wild combo that misses before taking Maia down with a double-leg. Maia does a great job controlling posture and escapes. Maia misses a pair of takedowns as Weidman defends with a front-headlock. Maia attempts another and again Weidman defends with a front-headlock. Maia attempts another sloppy shot. Both fighters loo exhausted and the crowd is booing. Maia is pressing though and lands a nice knee. Nice uppercut from Maia. Nice knees by Weidman. A minute left and both fighters are just swinging with no heat behind their strikes. Nice knee from Maia but Weidman lands a nice hook to the body. Headkick from Maia ends the round. MMAFrenzy scores the round 10-9 for Maia based on activity but the fight  a draw, though a Weidman victory would not be a surprise.

Chris Weidman def. Demian Maia via split decision (29-28, 28-29, 29-28)