[Event "CB-Emu"]
[Site "?"]
[Date "2026.01.11"]
[Round "?"]
[White "Mephisto Amsterdam Phoenix SE"]
[Black "Mephisto RISC 1MB"]
[Result "0-1"]
[ECO "A28"]
[WhiteElo "2000"]
[BlackElo "2220"]
[Annotator "Clive"]
[PlyCount "142"]

{[%evp 13,141,18,27,0,20,0,0,0,3,-5,-15,-36,-38,-42,-40,-41,-34,-31,-35,-48,-13,-17,-14,-21,-8,-32,-29,-61,-22,-27,-6,-10,-6,-6,-8,-16,-9,-20,3,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-1,-3,-5,-4,-28,-27,-314,-224,-284,-218,-200,-139,-6578,-8358,-8358,-1232,-19977,-19978,-19980,-19980,-19978,-19975,-19975,-8321,-19986,-19990,-19991,-29977,-19991,-19992,-29982,-29983,-29983,-29984,-29984,-29985,-29985,-29986,-29990,-29988,-29988,-29988,-29988,-29989,-29989,-29990,-27999,-27999,-27999,-27999,-27999,-27999,-27999,-27999,-27999,-27999,-27999,-27999,-27999,-27999,-27999,-27999,-27999,-27999,-27999,-27999,-27999]} 1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. e3 Bb4 5. Qc2 Bxc3 6. Qxc3 Qe7 7. a3 a5 {Amsterdam out of book.} 8. Be2 {RISC 1MB out of book.} d5 9. cxd5 Nxd5 10. Qb3 {The position is equal.} Nb6 11. d4 exd4 12. Qd3 dxe3 13. Bxe3 O-O 14. Qc2 {Bc5 is the strong threat.} Qf6 15. Bd3 {Inhibits Bf5.} ({Reject} 15. Ng5 Bf5 16. Bd3 {[#]} Nd5 $1 17. Bxf5 Nxe3 18. fxe3 (18. Bxh7+ $2 Kh8 $19) 18... Qxg5 $17) 15... h6 16. O-O Bg4 17. Bh7+ Kh8 18. Be4 Rad8 19. Rac1 Nd5 20. Rfe1 {[%cal Bf1e1,Be1e3,Be3f3][%mdl 32]} Bxf3 (20... Rfe8 {seems wilder.} 21. Bg5 hxg5 22. Bxd5 Rxe1+ 23. Rxe1 Bf5) 21. Bxf3 Nxe3 22. Rxe3 Nd4 23. Qxc7 Nxf3+ 24. Rxf3 Qxb2 {[%cal Od8d7]} 25. Rf1 f6 26. Qxa5 Rd2 27. Qc7 Rc2 28. Qe7 Rfc8 29. Re3 b6 30. Qd7 R2c7 31. Re8+ Rxe8 32. Qxe8+ $11 {[%mdl 4096] Endgame KQR-KQR} Kh7 33. Qe3 f5 34. Re1 Rc2 35. h4 Qf6 36. h5 Rc3 37. Qe6 Qg5 38. a4 Qxh5 39. Qxb6 (39. g3 {is more complex.} Qg4 40. Re5 Qd1+ 41. Re1) 39... Rc4 {Threatens to win with ...Rh4.} 40. Qa5 (40. a5 Rh4 41. f3 Rh1+ 42. Kf2 Qh4+ 43. Ke2 Rxe1+ 44. Kd3 Rd1+ 45. Kc3 Qa4 46. Qe3 Qa3+ 47. Kc2 Qxe3 48. Kxd1 Qf2 49. a6 Qxg2 50. a7 Qxf3+ 51. Kd2 f4 52. Ke1 Qe3+ 53. Kd1 Qxa7 54. Kd2 f3 55. Kc2 f2 56. Kb3 f1=Q 57. Kc3 Qe3+ 58. Kb4 Qb1+ 59. Kc4 Qbb3#) 40... Rh4 {[%csl Gh5][%cal Rh4h1]} 41. g3 $2 {[%mdl 8192]} (41. f3 $1 $11 {and White stays safe.}) 41... Rh1+ $19 42. Kg2 Qh3+ 43. Kf3 Rh2 44. Qa7 $2 {[%mdl 8192]} (44. Rf1 $17) 44... Qg4+ 45. Ke3 f4+ 46. gxf4 Rh3+ 47. Kd2 Qxf4+ 48. Re3 Rh2 49. Kc3 Rxf2 (49... Qxf2 $142 50. Qd4 h5 51. Qd3+ g6 52. Re7+ Kh6 53. Qe3+ Qxe3+ 54. Rxe3 Ra2) 50. Kb3 Qd6 {( -> ...Qd5+)} 51. Qe7 Qd5+ 52. Kc3 Qc6+ 53. Kb3 Qc2+ {Black mates.} 54. Kb4 Rf4+ 55. Kb5 Qxa4+ 56. Kb6 Rb4+ 57. Kc7 Rc4+ 58. Kb8 Qa6 {[%csl Ga6][%cal Rc4c8]} 59. Qxg7+ Kxg7 {[%csl Ga6][%cal Rc4c8]} 60. Rg3+ {[#]} Qg6 $3 61. Rxg6+ Kxg6 {KR-K} 62. Kb7 Kf5 {[%cal Bg6f5,Bf5e4,Be4d5,Bd5d6,Bd6c5,Bc5c6,Bc6c7][%mdl 32]} 63. Kb6 Ke4 64. Kb5 Kd5 65. Kb6 Kd6 66. Kb5 Rg4 {[%cal Bc4g4,Bg4b4,Bb4a4][%mdl 32]} 67. Kb6 Rb4+ 68. Ka5 Kc5 69. Ka6 Kc6 70. Ka7 Kc7 71. Ka8 Ra4# {Weighted Error Value: White=0.51/Black=0.11 (very precise)} 0-1