Davis scores 20, leads No. 9 Baylor to 81-47 win over Kansas in Big 12 quarterfinal

Baylor guard Odyssey Sims (0) shoots in front of Kansas guard Asia Boyd (0) and forward Caelynn Manning-Allen (25) in the first half of an NCAA college basketball game in the quarterfinals of the Big 12 Conference women's basketball tournament in Oklahoma City, Saturday, March 8, 2014. (AP Photo/Sue Ogrocki) (The Associated Press)

Kansas head coach Bonnie Henrickson gestures in the first half of an NCAA college basketball game in the quarterfinals of the Big 12 Conference women's basketball tournament in Oklahoma City, Saturday, March 8, 2014. (AP Photo/Sue Ogrocki) (The Associated Press)

OKLAHOMA CITY – Nina Davis scored 20 points to help No. 9 Baylor rout Kansas 81-47 Saturday in the quarterfinals of the Big 12 tournament.

Odyssey Sims, the nation's scoring leader and Big 12 Player of the Year, added 15 points for the top-seeded Lady Bears (27-4). Baylor, the three-time defending tournament champion, advanced to play No. 18 Oklahoma State in the semifinals on Sunday. OSU defeated Iowa State 67-57 in the opener at Chesapeake Energy Arena.

Baylor has won 13 of 14 since losing at Kansas 76-60 on Jan 19, including two victories over Oklahoma State.

Chelsea Gardner had 21 points and nine rebounds and Dakota Gonzalez added 10 points and six rebounds for No. 8 seed Kansas (13-19), which shot just 34 percent from the field and suffered its worst loss of the season. The Jayhawks were coming off an 87-84 overtime win over Kansas State the night before.