[Event "CB-Emu"]
[Site "?"]
[Date "2025.12.31"]
[Round "?"]
[White "Mephisto Amsterdam Phoenix SE"]
[Black "Novag Scorpio"]
[Result "1/2-1/2"]
[ECO "C23"]
[WhiteElo "2000"]
[BlackElo "2003"]
[Annotator "Clive"]
[PlyCount "137"]

{[%evp 9,137,21,25,-22,-8,-38,-15,-55,-73,-56,-43,-123,-112,-111,-39,-225,-145,-136,-135,-171,-34,-324,-22,-23,-24,-34,-32,-29,-52,-51,-52,-48,-55,-62,-21,-264,-254,-263,-239,-265,-275,-278,-277,-275,-242,-274,-265,-263,-259,-260,-39,-35,-38,-39,-43,-66,-63,-297,-281,-290,-276,-286,-268,-247,-270,-278,-282,-311,-262,-323,-315,-366,-308,-407,-405,-449,-445,-626,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 e5 2. Bc4 c6 3. d4 d5 4. exd5 cxd5 {Amsterdam out of book.} 5. Bb5+ Bd7 6. Be2 {Scorpio out of book.} exd4 7. Qxd4 Nf6 8. Nc3 Nc6 9. Qf4 Bb4 10. a3 Bxc3+ 11. bxc3 Ne4 12. Rb1 $2 (12. Bd3 $15) 12... Qa5 13. Rxb7 Qxc3+ 14. Bd2 Qxc2 {[#] Hoping for ...g5.} (14... Qxd2+ 15. Qxd2 Nxd2 16. Kxd2 $11) 15. Rxd7 $2 {[%mdl 8192]} Qb1+ $2 ({Resist} 15... Qxd2+ 16. Qxd2 Nxd2 17. Rc7 $18 (17. Rxd5 Nb3 $16)) (15... Kxd7 $19 16. Qxf7+ Kd6 17. Qf4+ Kc5) 16. Bd1 $11 {[%csl Gd7][%cal Rf4f7]} Kxd7 17. Qxf7+ Ne7 18. Bb4 Nd6 19. Qxg7 Rhg8 $36 {[%mdl 2048] White is under pressure.} 20. Qe5 Qe4+ 21. Qxe4 Nxe4 22. Ba4+ $2 (22. f3 $11) 22... Nc6 $19 {And now ...a5 would win.} 23. Nf3 Kc7 24. Bxc6 Kxc6 25. O-O a5 26. Nd4+ {Amsterdam shows an evaluation of -1.16 here.} Kb6 27. Be1 Kc5 28. Ne6+ Kd6 29. Nd4 Rgc8 $2 (29... Kc5 $19 30. Ne6+ Kc4) 30. f3 $15 Ng5 31. Bg3+ Kd7 32. Rb1 Rc4 33. Rb7+ $2 ({White has to play} 33. Nf5 $15) 33... Kc8 $19 34. Rg7 {Black must now prevent Nb5.} Rxd4 35. Rxg5 {[%mdl 4096] Endgame KRR-KRB} Rd1+ 36. Kf2 Rd2+ 37. Kf1 d4 38. Rg7 h5 39. Rg5 Kd7 40. Rxh5 Kc6 41. Be1 Ra2 42. Rxa5 Re8 {aiming for ...Ra1.} ({Weaker is} 42... Rxa5 43. Bxa5 Kb5 44. Bb4 $17) 43. Bb4 {[#]} (43. Ra4 $142 Ra1 44. Rxd4 Raxe1+ 45. Kf2) 43... Ra1+ $2 ({Better is} 43... Ree2 $1 $19 44. Rc5+ Kb6) 44. Kf2 $11 {The position is equal.} Ra2+ 45. Kg3 $1 Rg8+ 46. Kf4 Rgxg2 47. Ke4 Rxh2 48. Kxd4 Rhf2 49. Rf5 Rf1 50. f4 Rd1+ 51. Ke4 Re2+ 52. Kf3 Rc2 53. Ke3 Ra1 54. Rf8 {Rc8+ is the strong threat.} Rca2 55. f5 Kd7 56. Rf7+ Ke8 57. Re7+ Kf8 58. Kd4 Rd2+ 59. Kc3 Rda2 60. f6 {White wants to mate with Rb7+.} Rxa3+ 61. Kd4 {Intending Rg7+ and mate.} Rd1+ 62. Ke4 {Threatening mate with Rb7+.} Ra4 63. Rb7+ Rxb4+ 64. Rxb4 {KR-KR} Kf7 65. Rb6 Rf1 66. Ke5 Kg6 67. Rc6 Rf5+ 68. Ke4 {[%cal Of6f7] Strongly threatening f7+!} Rxf6 69. Rc8 {Weighted Error Value: White=0.46/Black=0.30} 1/2-1/2