Tactics puzzles 6:- Mate in three

[Event "?"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "Tactics"]
[Black "Mate in Three"]
[Result "*"]
[SetUp "1"]
[FEN "6k1/3b1ppp/6r1/8/7q/r6P/2Q2PP1/4R1K1 w - - 0 1"]
[PlyCount "5"]

1. Qc8+ Qd8 (1... Bxc8 2. Re8#) 2. Qxd8+ Be8 3. Rxe8# *

[Event "?"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "Tactics"]
[Black "Mate in three"]
[Result "*"]
[SetUp "1"]
[FEN "7R/kp2qp2/p4p2/PP6/3br3/2PQ4/K7/8 w - - 0 0"]
[PlyCount "3"]

1. Qxd4+ Rxd4 (1... Qc5 2. Qxc5+ b6 3. Qxb6#) (1... b6 2. Qxb6#) 2. b6# *