[Event "corr., 1974"] [White "G Lachmann"] [Black "Walther"] [FEN "3rk2r/Qp1b1pp1/3q3p/2p5/2P1N3/P3PN2/1P3PPP/2n1KB1R b Kk - 0 1"] %Hidden=1 1... Qd1+ 2. Kxd1 Ba4+ 3. Kxc1 Rd1#