Leeds United were displaced at the top of the Championship by West Brom, who defeated Derby County 2-0 on Wednesday.
Hull City fought hard but were beaten at West Brom, who move back to within a point of Championship leaders Leeds United.
Hull City claimed a first Championship win since New Year's Day to leapfrog Middlesbrough and put Stoke City in the bottom three.
Cardiff moved into the play-off positions, while it was also a good day for Leeds and Middlesbrough in the Championship.
With just eight Championship games to go, Middlesbrough have replaced Jonathan Woodgate with Neil Warnock with immediate effect.
West Brom dominated against Birmingham but could not score, while Louie Sibley and Rhian Brewster produced heroics for Derby and Swansea.
Tony Pulis would like to see Adama Traore continue his upward trajectory with Wolves and force his way into the Spain team.
Ruud Gullit was a world-beater with Netherlands and Milan, and in the twilight of his playing career he stopped off at Chelsea.
Fabrizio Ravanelli and Paul Gascoigne were two of the stars who came through Middlesbrough's revolving door in the Bryan Robson era.
Massimo Maccarone terkilan menolak khidmat Giovanni Trapattoni untuk terus bekerjasama dengan Gareth Southgate sambil mendakwa pengurus England itu hanya bercakap kosong.