[Event "Leipzig"] [Site "Leipzig"] [Round "0"] [White "Botvinnik"] [Black "Pachman"] [Result "1-0"] [FEN "8/8/1p1q2pk/1PbQp1p1/P2pP1B1/6P1/2P3KP/8 w - - 0 34"] {White goes into an ending with opposite coloured Bishops Black offers the exchange of Queens expecting a draw due to unlike Bishops} 34. Kf3 Kg7 (34... Qxd5 35. exd5 {Helping White with the use of e4}) 35. Qxd6 Bxd6 {Black has hope d to hold this ending; he has given up a pawn for it.Botvinnik's excellent play shows the way to victory} 36. Ke2 Bb4 37. Kd3 Kf6 38. Kc4 Be1 39. Kd5 Bb4 40. Bd7 Be1 41. Be8 Bc3 42. Kc6 $1 {The only way to win} (42. h3 Be1 $11) (42. h4 gxh4 43. gxh4 g5 $1 $11) (42. g4 Bb4 43. Bxg6 Kxg6 44. Kxe5 Kf7 45. Kxd4 Ke6 $11) 42... Ba5 43. Kc7 $1 Kg7 44. Kd6 Kf6 (44... Bc3 45. Ke6 -- 46. Bc6 -- 47. Bd5 -- 48. Bc4 -- 49. Bd3 -- 50. Kxe5) 45. Bxg6 $1 Kxg6 46. Kxe5 Kf7 47. h4 g4 48. Kf5 Be1 49. h5 Bd2 (49... Bxg3 50. Kxg4 Be1 51. Kf5) 50. e5 Ke7 51. Ke4 $1 Ke6 52. a5 Bxa5 53. h6 1-0