White to play and checkmate in two moves

1.Kc5!
1...c2 2.Qa3#
1...Ke3 2.Kc4#
1...e3 2.Qh7#

Date added: 15/7/2021

1.Qa5!
1...Ba2 (B~) 2.Qc3#
1...Kd3 2.Qd2#

Date added: 15/7/2021

1.Qc1! zz
1...Kf6 2.Nd7#
1...Kd4 2.Qe3#
1...a2 2.Qxb2#
1...Bxc1/Bc3 2.Bc3#
1...Bd4 2.Qg5#
1...Ba1 2.Qxa1#
1...Ng3/Ng7/Nf4/Nf6 2.Qf4#

Date added: 15/7/2021

1.Qd6!
1...e1=Q 2.Nb6#
1...e1=N 2.Nb6#
1...e1=R 2.Nb6#
1...e1=B 2.Nb6#
1...Kc2 2.Nxe3#
1...Ke4 2.Ne7#
1...Kc4 2.Nxe3#
1...Kd2 2.Nb4#
1...Kd4 2.Nb6#

Date added: 15/7/2021

1.Qg1!
1...Ng4 (Ng2) 2.Qa1#
1...Nf5 2.Ng4#
1...Nxd5 2.Nxd7#
1...Nc4 (N~) 2.Qg7#
1...Kd4 2.Qa1#
1...Kf4 2.Qh2#
1...Kf6 2.Nxd7#

Date added: 15/7/2021

1.g4!
1...Nc2 2.Qxc2#
1...Nb3 2.Qc2#
1...Bc1 2.Qxc1#
1...Bxd4 2.Qc1#
1...Bc3 2.Qxc3#
1...Bxa3 2.Qc3#
1...Rf1 2.Nxf1#
1...Re2 2.Nf1#
1...Rxf3+ 2.Nxf3#
1...Rxh2 2.Qxh2#
1...Rg2 2.Nf1#
1...Nf4 2.Qxf4#
1...Ng3 (Ng7, Nf6) 2.Qf4#

Date added: 16/7/2021

1.Bb8! (2.Ng6#)
1...Kxe5 2.Bxd6#
1...Bxe5 2.e3#
1...Qxb8/Qe8 2.Nd3#

Date added: 16/7/2021

1.Bh7!
1...d4 2.Rc6#
1...Kd4 2.Nc2#
1...Kf4 2.Rf7#
1...Kf6 2.Nxd5#
1...Kd6 2.Nf5#
1...Ke6 2.Rc6#

Date added: 10/6/2021

1.Qf1! (2.Qxh1#)
1...Nd4 2.Nfe7#
1...N6e5 2.Nge7#
1...Bg2 2.Qxg2#
1...Bf3 2.Qxf3#
1...Be4 2.dxc4#
1...Nxd6 2.Rxd6#
1...N4e5 2.Nf4#
1...cxb4 2.Rb5#

Date added: 16/7/2021

1.Re4!
1...Kxe4 2.Nc3#
1...Nxf7 2.Bb7#
1...Nc4 2.Bb7#
1...Nc6 2.Nc3#
1...Ke6 2.Bc4#
1...Kc6 2.Bb7#
1...Nd3 (N~) 2.Bb7#

Date added: 16/7/2021

1.Bd4! ~ 2.Qxe5#
1...Rxd4 2.Qg2#
1...Nxd4 2.Nxc5#
1...Kxd4 2.Rxf4#
1...Nxd4 2.Nc3#
1...cxd4 2.Qb7#
1...exd4 2.Qe7#

Date added: 16/7/2021

1.Nb8!
1...cxd4 2.Nd7#
1...Kxd4 2.Bb2#
1...Kf6 2.Nd7#
1...Nd6 2.Qxh8#
1...Ng5 2.Qxh8#
1...Nd8 2.Qxh8#
1...Bf6 2.Nc6#
1...Bg7 2.Qxg7#

Date added: 16/7/2021