Event: 4th Skyline Open - OPEN
Site: https://lichess.org/broadcast/4th-skyline-open/round-7/ebr6Ku5C/gXxpDRrW
Date: 2025-10-13
White: Vaibhav Kalpaka
WhiteTitle: FM
WhiteElo: 2256
Black: ZHAO, Kevin
BlackTitle: CM
BlackElo: 2114
Result: 1/2-1/2
ECO: A46
Opening: Yusupov-Rubinstein System
Variant: Standard
TimeControl: G/90; +30

1. d4 { [%eval 0.17] [%clk 1:30:56] } 1... Nf6 { [%eval 0.19] [%clk 1:29:36] } 2. Nf3 { [%eval 0.11] [%clk 1:31:16] } 2... e6 { [%eval 0.14] [%clk 1:29:37] } 3. e3 { [%eval 0.0] [%clk 1:31:37] } 3... b6 { [%eval 0.0] [%clk 1:28:52] } 4. Bd3 { [%eval 0.0] [%clk 1:31:33] } 4... Bb7 { [%eval 0.08] [%clk 1:29:12] } 5. O-O { [%eval 0.0] [%clk 1:31:57] } 5... Be7 { [%eval 0.24] [%clk 1:28:25] } 6. Nbd2 { [%eval 0.02] [%clk 1:32:04] } 6... d5 { [%eval 0.06] [%clk 1:28:43] } 7. b3 { [%eval 0.07] [%clk 1:31:13] } 7... O-O { [%eval 0.09] [%clk 1:27:05] } 8. Bb2 { [%eval 0.12] [%clk 1:31:33] } 8... Nbd7 { [%eval 0.19] [%clk 1:25:23] } 9. c4 { [%eval -0.01] [%clk 1:31:43] } 9... Ne4 { [%eval 0.25] [%clk 1:17:53] } 10. Rc1 { [%eval 0.21] [%clk 1:27:27] } 10... f5 { [%eval 0.3] [%clk 1:14:56] } 11. Bb1?! { [%eval -0.32] } { Inaccuracy. Rc2 was best. } { [%clk 1:24:04] } 11... Rc8 { [%eval -0.02] [%clk 0:59:03] } 12. Qe2 { [%eval -0.05] [%clk 1:20:04] } 12... Qe8 { [%eval -0.04] [%clk 0:52:54] } 13. Ne1 { [%eval -0.31] [%clk 1:17:49] } 13... Bd6 { [%eval -0.29] [%clk 0:50:52] } 14. f4 { [%eval -0.33] [%clk 1:15:14] } 14... Ndf6 { [%eval -0.26] [%clk 0:35:52] } 15. c5 { [%eval -0.71] [%clk 1:14:29] } 15... Be7 { [%eval -0.59] [%clk 0:34:20] } 16. b4 { [%eval -0.84] [%clk 1:10:23] } 16... Nxd2?! { [%eval -0.28] } { Inaccuracy. a5 was best. } { [%clk 0:26:22] } 17. Qxd2 { [%eval -0.23] [%clk 1:10:49] } 17... Ba6 { [%eval -0.22] [%clk 0:26:42] } 1/2-1/2