Event: AAG S50 W50 S65
Site: idChess.com
Date: 2025-07-03
White: Mascarinas, Rico
WhiteTitle: IM
WhiteElo: 2246
Black: Cao, Sang
BlackTitle: GM
BlackElo: 2339
Result: 1/2-1/2
ECO: E18
Opening: Queen's Indian Defense: Classical Variation, Tiviakov Defense
Variant: Standard
TimeControl: 5400+30

1. d4 { [%eval 0.17] } 1... Nf6 { [%eval 0.19] } 2. c4 { [%eval 0.18] } 2... e6 { [%eval 0.14] } 3. Nf3 { [%eval 0.12] } 3... b6 { [%eval 0.23] } 4. g3 { [%eval 0.19] } 4... Bb7 { [%eval 0.26] } 5. Bg2 { [%eval 0.2] } 5... Be7 { [%eval 0.25] } 6. O-O { [%eval 0.17] } 6... O-O { [%eval 0.29] } 7. Nc3 { [%eval 0.21] } 7... Na6 { [%eval 0.49] } 8. a3 { [%eval 0.48] } 8... Ne4 { [%eval 0.49] } 9. Nxe4 { [%eval 0.29] } 9... Bxe4 { [%eval 0.38] } 10. Qa4 { [%eval 0.24] } 10... Qc8 { [%eval 0.5] } 11. Rd1 { [%eval 0.4] } 11... c6 { [%eval 0.5] } 12. Nd2 { [%eval 0.2] } 12... Bxg2 { [%eval 0.21] } 13. Kxg2 { [%eval 0.16] } 13... Qb7 { [%eval 0.18] } 14. Nf3 { [%eval 0.21] } 14... d6 { [%eval 0.31] } 15. Qc2 { [%eval 0.21] } 15... c5 { [%eval 0.14] } 16. d5 { [%eval 0.21] } 16... e5?! { [%eval 0.82] } { Inaccuracy. exd5 was best. } 17. e4 { [%eval 0.69] } 17... Qd7 { [%eval 0.75] } 18. Be3 { [%eval 0.69] } 18... f5 { [%eval 0.72] } 19. exf5 { [%eval 0.77] } 19... Rxf5 { [%eval 0.75] } 20. Qe4 { [%eval 0.37] } 20... Raf8 { [%eval 0.2] } 21. Ng1 { [%eval 0.0] } 21... Nc7 { [%eval -0.07] } 22. f3 { [%eval 0.01] } 22... Ne8 { [%eval -0.13] } 23. Rf1 { [%eval -0.17] } 23... h6 { [%eval 0.13] } 24. Rae1 { [%eval 0.17] } 24... R5f7 { [%eval 0.36] } 25. b3 { [%eval 0.52] } 25... Bd8 { [%eval 0.47] } 26. a4 { [%eval 0.51] } 26... a5 { [%eval 0.85] } 1/2-1/2