2025 NY Marshall Summer Six Day - GM A
10 players participated in this 9-round tournament, held from 08 Jul 2025 to 13 Jul 2025 in New York, NY, United States. 10 titled players from 5 federations. Top 10 Elo average was 2438, and top seed was Robby Kevlishvili (🇳🇱 NED, GM, 2549).
Samrug Narayanan (🇺🇸 USA, IM, 2418) won with 6.5/9, ahead of Robby Kevlishvili (5.0) and Liam Putnam (5.0). Narayanan shared the lead from round 6 and won solo starting round 7.
The biggest upset came in round 4: Joshua Posthuma (IM, 2392) beat Emilio Cordova (GM, 2513), a +121-point gap.
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How it unfolded
Top 10 · 9 roundsIM Samrug Narayanan led from R7 onwards, the runner-up race stayed tight.
IM Samrug Narayanan takes the sole lead (5.0/7).
IM Samrug Narayanan opens a +1.5-point gap over the chasing pack (closest: GM Robby Kevlishvili); the title is out of reach before R9.
IM Samrug Narayanan drew with GM Robby Kevlishvili (White).
Cross-table
| # | Player | Elo | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | Pts | SB | Bh | Δ Elo | Perf |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 🇺🇸IMNarayanan, Samrug | 2418 | * | ½ | ½ | ½ | ½ | ½ | 1 | 1 | 1 | 1 | 6.5 | 26.25 | 38.5 | +22.8 | 2607 |
| 2 | 🇳🇱GMKevlishvili, Robby | 2549 | ½ | * | ½ | ½ | ½ | ½ | 1 | ½ | ½ | ½ | 5.0 | 22.25 | 40.0 | -9.6 | 2469 |
| 3 | 🇺🇸IMPutnam, Liam | 2462 | ½ | ½ | * | ½ | 1 | ½ | ½ | 0 | 1 | ½ | 5.0 | 22.25 | 40.0 | +1.8 | 2479 |
| 5 | 🇵🇪GMCordova, Emilio | 2513 | ½ | ½ | ½ | * | 1 | ½ | 0 | ½ | 1 | ½ | 5.0 | 22.00 | 40.0 | -5.0 | 2473 |
| 4 | 🇺🇸IMGriffith, Kyron | 2403 | ½ | ½ | 0 | 0 | * | ½ | 1 | 1 | ½ | 1 | 5.0 | 20.25 | 40.0 | +9.7 | 2485 |
| 7 | 🇺🇦GMMatviishen, Viktor | 2540 | ½ | ½ | ½ | ½ | ½ | * | ½ | ½ | ½ | ½ | 4.5 | 20.25 | 40.5 | -13.5 | 2427 |
| 6 | 🇺🇸IMPosthuma, Joshua | 2392 | 0 | 0 | ½ | 1 | 0 | ½ | * | 1 | ½ | 1 | 4.5 | 17.50 | 40.5 | +6.3 | 2444 |
| 8 | 🇺🇸IMZeltsan, Joseph | 2379 | 0 | ½ | 1 | ½ | 0 | ½ | 0 | * | ½ | 1 | 4.0 | 16.00 | 41.0 | +2.8 | 2402 |
| 9 | 🇺🇸IMTian, Eddy | 2413 | 0 | ½ | 0 | 0 | ½ | ½ | ½ | ½ | * | 1 | 3.5 | 13.50 | 41.5 | -6.5 | 2361 |
| 10 | 🇲🇽IMTorres Rosas, Luis Carlos | 2315 | 0 | ½ | ½ | ½ | 0 | ½ | 0 | 0 | 0 | * | 2.0 | 9.75 | 43.0 | -17.6 | 2232 |
Key insights
Biggest movers and upsets — the story behind the numbers.
- 1Narayanan, SamrugIMUSA+22.86.5 pts · #1
- 2Griffith, KyronIMUSA+9.75.0 pts · #4
- 3Posthuma, JoshuaIMUSA+6.34.5 pts · #6
- 1Torres Rosas, Luis CarlosIMMEX-17.62.0 pts · #10
- 2Matviishen, ViktorGMUKR-13.54.5 pts · #7
- 3Kevlishvili, RobbyGMNED-9.65.0 pts · #2
- R4+121 Elo gap