[Event "CB-Emu"]
[Site "?"]
[Date "2025.12.29"]
[Round "?"]
[White "Fidelity Designer Mach IV"]
[Black "Mephisto Amsterdam Phoenix SE"]
[Result "0-1"]
[ECO "D16"]
[WhiteElo "2071"]
[BlackElo "2000"]
[Annotator "Clive"]
[PlyCount "146"]

{[%evp 15,145,78,82,90,91,82,124,107,110,99,150,138,203,127,162,122,210,143,197,195,182,141,161,161,206,111,258,214,357,154,210,81,82,26,43,-20,55,-27,-33,-80,-77,-91,-75,-82,16,20,20,-383,-379,-381,-298,-352,-275,-280,-205,-227,0,-125,-37,-99,-91,-190,-164,-211,-224,-197,-62,-288,-184,-321,-313,-311,-323,-370,-374,-412,-400,-433,-435,-540,-533,-552,-549,-546,-550,-549,-530,-540,-527,-563,-560,-574,-566,-580,-588,-578,-579,-573,-575,-578,-575,-589,-587,-586,-581,-585,-583,-585,-556,-579,-559,-663,-663,-662,-651,-791,-784,-29972,-1407,-29991,-29992,-29992,-29991,-29995,-29996,-29996,-29997,-29997,-29998,-29998,-29999,-29999]} 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 dxc4 5. a4 Na6 6. e4 Bg4 {Mach III out of book.} 7. Bxc4 e6 8. Be3 {Amsterdam out of book.} Bb4 9. Qd3 Bxf3 10. gxf3 Nc7 11. Rg1 {White is better.} O-O 12. O-O-O Nce8 13. Kb1 Be7 14. Rg2 a6 15. Ba2 Nd7 16. Rdg1 Ne5 17. Qe2 Ng6 18. Qc2 Rc8 19. f4 Qd7 20. f3 Nd6 21. a5 Bd8 22. Qa4 (22. Na4 $18) 22... Qc7 23. Qb4 {[%cal Oh2h4]} Qxa5 24. Qb3 (24. Qxd6 $6 Be7 25. Qd7 Rc7 26. Qxc7 Qxc7 $11) 24... Qh5 25. Qd1 {[%cal Oh2h4][%mdl 1024] White has compensation.} Be7 26. Na4 {[%cal Bc3a4,Ba4b6,Bb6c4][%mdl 32]} (26. h4 $5) 26... Nb5 27. Nb6 Rcd8 28. Rd2 Bd6 29. Rg4 Qh3 30. Nc4 Bc7 {[%cal Oc6c5]} 31. Rdg2 $2 {[%mdl 8192] [#]} (31. Ne5 $11) 31... Nxd4 $1 $19 32. R4g3 (32. Bxd4 c5 33. Ne5 (33. Rxg6 $2 hxg6 34. Qe2 Rxd4 $19) 33... Rxd4 $19) 32... Qh4 {[%cal Oc7f4]} 33. Rg4 Qf6 34. e5 Qf5+ 35. Ka1 {[#]} Nb5 $2 (35... Qh5 $1 $19 {Hoping for ...Nf5.} 36. Bxd4 (36. Bb1 c5) 36... c5) 36. Qe1 Qh5 37. Bc5 Rfe8 38. Qf1 Rd7 39. Nb6 Bxb6 40. Bxb6 Qh6 {White must now prevent ...Nd4.} 41. Kb1 $2 (41. Bb1 $15) 41... Nc7 ({Weaker is} 41... Nxf4 42. Be3 g6 43. Bxf4 $16 (43. Rxf4 Red8 $11)) 42. Qg1 Nd5 43. Bxd5 Rxd5 ({Not} 43... cxd5 $2 44. Qd4 $19) 44. Qc1 Re7 45. Be3 {[%cal Of4f5]} Qh3 46. R4g3 Qf5+ 47. Rc2 Red7 {Threatens to win with ...Rd1.} 48. Rg5 Qh3 49. Rg3 Qh5 50. Rg1 Qxf3 {...Rd1 is the strong threat.} 51. Bd2 Qh5 52. Qe1 {[#]} Nxf4 $1 53. Qg3 {[%csl Gg1][%cal Rg3g7]} (53. Qf2 Nh3) 53... Ng6 54. Bc3 Rd1+ 55. Rc1 Qf5+ 56. Ka2 Rxc1 57. Rxc1 Rd3 58. Qg1 Qf4 59. Kb1 Qe4 60. Ka1 Qa4+ 61. Kb1 Qb5 62. Qa7 Rd8 63. Re1 c5 64. Rc1 h6 65. h3 Nf4 {( -> ...Ne2)} 66. Re1 Ne2 67. Ba5 Qxa5 {Black mates.} 68. Rxe2 {KQR-KQR} Qb5 69. Re1 Rd2 {[%csl Gd2][%cal Rb5b2]} 70. Qb8+ Kh7 {[%csl Gd2][%cal Rb5b2]} 71. Qxb7 Qxb7 {[%csl Gd2][%cal Rb7b2]} 72. b3 Qxb3+ 73. Ka1 Ra2# {Weighted Error Value: White=0.63/Black=0.39} 0-1