CChessStats

2025 Cornerstone Chess Labor Day Invitational - GM

Round-RobinStandard

10 players participated in this 9-round tournament, held from 27 Aug 2025 to 01 Sept 2025 in San Jose, CA, United States. 10 titled players from 5 federations. Top 10 Elo average was 2392, and top seed was Dambasuren Batsuren (🇲🇳 MGL, GM, 2520).

Joshua Sheng (🇺🇸 USA, GM, 2480) won with 6.5/9, ahead of Varun Krishnan (5.5) and Dambasuren Batsuren (4.5). Sheng won solo starting round 8.

The biggest upset came in round 1: Alexandre Kretchetov (FM, 2134) beat Henry Deng (FM, 2327), a +193-point gap.

Location
🇺🇸San Jose, CA, United States
Dates
27 Aug 2025 → 01 Sept 2025
Time control
Standard: 90 minutes with 30 second increment from move 1
System
Round-robin · 9 rounds
Top seed
🇲🇳GMDambasuren Batsuren2520
Avg top 10
2,392
Participants
10
Titled players · 10
GM×3
IM×5
FM×2
Federations · 5 represented
🇺🇸United States of America×6
🇲🇳Mongolia×1
🇨🇦Canada×1
🇷🇺Russia×1
🇬🇪Georgia×1
Top 3

How it unfolded

Top 10 · 9 rounds

GM Joshua Sheng led from R3 onwards, the runner-up race stayed tight.

Co-leaders
2
3
1
1
4
2
2
1
1
#1#2#5#10R1R2R3R4R5R6R7R8R9
R3–R9 · LEAD HELD

GM Joshua Sheng never relinquished the lead after R3; final gap +1.0 over the runner-up.

R1 · HEAD-TO-HEAD · WINNER VS 2ND

GM Joshua Sheng beat IM Varun Krishnan (White).

R1–R9 · UNBEATEN

GM Joshua Sheng went unbeaten across 8 games (R1–R9).

Cross-table

#PlayerElo12345678910PtsSBBhΔ EloPerf
1🇺🇸GMSheng, Joshua2480*1½½½11116.524.5031.0+15.92640
2🇺🇸IMKrishnan, Varun23700*½½½11115.519.0032.0+37.62544
3🇲🇳GMBatsuren, Dambasuren2520½½*½½½½½½½4.516.7533.5-16.22378
4🇺🇸IMGriffith, Kyron2413½½½*10½½14.517.5033.0+3.72440
7🇺🇸IMVidyarthi, Vyom2410½½½0*½0114.014.7533.5-1.02398
5🇨🇦IMGedajlovic, Max239000½1½*½½14.014.0033.5+1.42400
6🇬🇪GMKacharava, Nikolozi251900½½1½*½14.013.7533.5-13.42384
8🇺🇸IMXie, Bryan235500½½0½½*½2.59.5035.0-9.42264
9🇷🇺FMKretchetov, Alexandre213400½0000½*12.04.0036.0+10.42200
10🇺🇸FMDeng, Henry2327½0*0.52.256.5-10.02134

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers
Top rating losers
Biggest upsets