[Event "candidates"] [Site "Tournament Zurich (Switzerla"] [Round "0"] [White "Averbakh"] [Black "Kotov"] [Result "0-1"] [FEN "1r4nk/1p1qb2p/3p1r2/p1pPp3/2P1Pp2/5P1P/PP1QNBRK/5R2 b - - 0 30"] {A highly unusual explosion on h3} 30... Qxh3+ 31. Kxh3 Rh6+ 32. Kg4 Nf6+ 33. Kf5 {The King unwillingly goes to the front of his troops} 33... Nd7 34. Rg5 ( 34. -- Rf8+ 35. Kg4 Rg8+ 36. Kf5 Rf6#) 34... Rf8+ 35. Kg4 Nf6+ 36. Kf5 Ng8+ 37. Kg4 Nf6+ {Black repeats moves to gain time} 38. Kf5 Nxd5+ 39. Kg4 Nf6+ 40. Kf5 Ng8+ 41. Kg4 Nf6+ 42. Kf5 Ng8+ 43. Kg4 Bxg5 44. Kxg5 (44. Rh1 Rxh1 45. Kxg5 Rh6 $1 46. Kg4 Nf6+ 47. Kf5 Ne8+ 48. Kg5 Rg8+ $1 49. Kxh6 Nf6 50. Nxf4 exf4 51. Qxf4 Rg6#) 44... Rf7 45. Bh4 (45. -- Rg7+ 46. Kf5 Rf6#) 45... Rg6+ 46. Kh5 Rfg7 47. Bg5 {Only defence} 47... Rxg5+ 48. Kh4 Nf6 49. Ng3 Rxg3 50. Qxd6 R3g6 51. Qb8+ {The familiar spite check} 51... Rg8 0-1