Pauline Mertens vs Katrin Grohmann
In a 2010 game from Germany, Pauline Mertens faced Katrin Grohmann in a position that required careful calculation. White finds a way to force a mate in just three moves.
Roll over to see the solution: 1. Rg7+ Kh8 2. Rf7+ Kg8 3. Qg7#
FEN: r4rk1/3R3p/1q2pQp1/p7/P7/8/1P5P/4RK2 w - - 1 0