White to play and checkmate in two moves

1.Qf1!
1...Kxe5 2.Bg3#
1...Kxe7 2.Bc5#
1...Kxc6 2.Qa6#
1...Nf5 2.Rxe6#
1...Nh5 2.Rxe6#
1...Ne8 2.Rxe6#

Date added: 3/7/2021

Date added: 3/7/2021

1.Ke3! ~ 2.Qb1#
1...Kc1 2.Ke2#
1...Ke1 2.Qh1#
1...Bc2 2.Qh1#

Date added: 3/7/2021

1.Ke2! zz
1...Kc2/c4 2.Qb2#
1...Kd4 2.Qxc5#
1...e3 2.Qd3#

Date added: 4/7/2021

1.Re4!
1...Ne1 2.Rxe1#
1...Nh4 2.Rxh4#
1...Nf4 2.Rxf4#
1...Ne3+ 2.Rxe3#

Date added: 4/7/2021

1.Kh2! zz
1...Ng4+/Nh1/Nh3/Ne4/Nd1/Nd3 2.Qxg4#
1...h5 2.Qf6#

Date added: 4/7/2021

1.Qa3! ~ 2.Qe3#
1...Bc3 2.Qd6#
1...Nc3 2.Qa7#
1...c3 2.Qb4#

Date added: 4/7/2021

1.Qa1! (2.Qa8#)
1...Kf8 2.Rd8#
1...O-O 2.Rxg4#

Date added: 5/7/2021

1.Qd2!
1...Ne2 (Nc1*b3, Nc1-a2) 2.Qd3#
1...Nd3 2.Qxd3#
1...Rb1 (R~) 2.Ng5#
1...Kxf3 2.Qg2#
1...Bg1 (Bc5-f2, Bc5-d4, Bc5-a7, Bc5-b6) 2.Qf4#
1...Be3 2.Qxe3#
1...Bd6 2.Qe3#
1...Bh3 (Bf~) 2.Rf4#
1...Bxe6 2.Rf4#
1...cxd5 2.Bxd5#

Date added: 5/7/2021

1.Bb7!
1...Kd3 2.Ba6#
1...Kc5 2.Qc6#
1...c2 2.Qxc2#
1...d3 2.Qd5#

Date added: 5/7/2021

1.Kd3! ~ 2.Qe5#
1...Kd6 2.Kc4#
1...Kb5 2.Kd4#

Date added: 5/7/2021

1.Nc3! (2.Qe4#)
1...Ke5 2.Qd5#
1...e5 2.Qc8#
1...Be5 2.Qg4#

Date added: 5/7/2021