ROME, Jan 29 (Reuters) - Holders AS Roma reached the Italian Cup semi-finals after Mancini's fine individual goal sealed a 1-0 win over Sampdoria on Tuesday and a 2-1 aggregate victory.
Roma, second in Serie A, will play Udinese or Catania in a two-legged semi-final in April and May. Brazilian midfielder Mancini broke forward on the hour, played a trick on the edge of the area and then fired into the near corner for his second winning goal in two games.
Visitors Sampdoria, unbeaten in five heading into the match, had some of the better chances and Hugo Campagnaro's second-half shot had to be cleared off the line by Rodrigo Taddei.
Gennaro Delvecchio also fired straight at substitute goalkeeper Doni while forwards Claudio Bellucci and Emiliano Bonazzoli went close with headers.
Former Roma striker Antonio Cassano was out for Samp with a bad back and the Genoa side missed his cutting edge up front.
Catania host Udinese on Wednesday, with the visitors leading 3-2 from the first leg, while Juventus entertain Inter Milan with the scores level at 2-2.
Fiorentina welcome Lazio in the other quarter-final second leg with the Rome side holding a 2-1 advantage.