4kn1r/4b1p1/2pR1np1/p5B1/Pp1P4/1BPQ4/1P3KP1/7q w k - 0 24|Drawing Combinations: Partievariante (1990)<br>Auerswald-Petzold<br>Difficulty ****|24. Bf7+ $1 Kxf7 25. Qc4+ Ke8 26. Qxc6+ N8d7 27. Qc8+ Kf7 28. Qc4+ Kf8 29. Qc8+ Ne8 30. Bxe7+ Kxe7 31. Qxd7+ $1 Kf8 32. Re6 $1 Qh4+ 33. Kg1 Qh2+ 34. Kf2 Qf4+ 35. Kg1 Qf7 36. Qc6 bxc3 37. bxc3 Rh5 38. Re1 $1 Rf5 39. g4 Rf4 40. Rxe8+ Qxe8 41. Qd6+ $11 1/2-1/2
8/8/6R1/4bp1R/Pr2P2P/5kP1/8/6K1 b - - 0 1|Drawing Combinations: Moskau (1982)<br>Andrianow-Kremenezki<br>Difficulty ****|1... f4 2. Rxe5 (2. gxf4 Rb1+ 3. Kh2 Bxf4+ 4. Kh3 Rh1#) 2... Rb1+ 3. Kh2 Rb2+ 4. Kh3 Rb1 5. Kh2 Rb2+ 1/2-1/2
