L.A. Times Problem No. 144 by the late P.H. Williams. Modern Chess Problem. White mates in two.
FEN R3B3/Qpk4p/p2pp2K/4p2p/4P2P/N4b2/2p5/5R2 w - - 0 1
Key: Q-N/Qg1. If P-N4; 2. Q-R7mate taking his move back.
L.A. Times Problem No. 145 by J.N. Babson, New Orleans Times-Democrat, May, 1893.
FEN K7/7B/Q7/3PP3/7B/4r3/PRR3p1/r2k2N1 w - - 0 1
Key: P-R4/a4
1. a4 Re1 2. Qd3#
1. Be4 Rc3 2. Qe2#
1. Ka7 Rg3 2. Qe2#
1. Bf5 Rxe5 2. Qd3#
1. Qc4 Rxe5 2. Rd2#