2025 ACC Pearl of Summer (Crown)
23 players participated in this 5-round tournament, held from 02 Jun 2025 to 30 Jun 2025 in Toronto, Ontario, Canada. 2 federations represented. Top 10 Elo average was 1993, and top seed was Nicholas Vettese (🇨🇦 CAN, IM, 2513).
Slava Lukinykh (🇨🇦 CAN, 2002) won with 4.0/5, ahead of Amirmahdi Hosseinzadeh (3.5) and Lyam Katz (3.0). Lukinykh took the lead from round 4.
The biggest upset came in round 2: Joshua Sherman (1917) beat Nicholas Vettese (IM, 2513), a +596-point gap.
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How it unfolded
Top 6 · 5 roundsSlava Lukinykh led from R4; +0.5-point edge over the runner-up.
Slava Lukinykh takes the sole lead (3.5/4).
Slava Lukinykh beat Amirmahdi Hosseinzadeh (White).
Slava Lukinykh 3 wins (R2–R4)Amirmahdi Hosseinzadeh 3 wins (R1–R3)
Key matchups · top 4
Head-to-head between the four finishers| Player | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| 1Slava Lukinykh | * | 1 | ½ | — |
| 2Amirmahdi Hosseinzadeh | 0 | * | — | 1 |
| 3Lyam Katz | ½ | — | * | — |
| 4Arkadii Tenkov | — | 0 | — | * |
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | R5 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Lukinykh, Slava | 2002 | CAN | =12B | +8N | +13B | +2B | =3N | 4.0 | 10.0 | 11.5 | 9.25 | 1984 | +42.8 |
| 2 | Hosseinzadeh, Amirmahdi | 2101 | CAN | +22B | +5N | +7B | −1N | =4N | 3.5 | 12.0 | 12.0 | 6.50 | 1767 | -20.8 |
| 3 | Katz, Lyam | 1812 | CAN | +15B | =4N | +12B | F | =1B | 3.0 | 10.5 | 12.0 | 6.50 | 1905 | +25.6 |
| 4 | Mammadov, Nihad | 1942 | CAN | +14N | =3B | F | +7N | =2B | 3.0 | 10.0 | 10.0 | 6.75 | 1866 | +15.2 |
| 5 | Tenkov, Arkadii | 1897 | CAN | +6N | −2B | =17N | +16B | =9B | 3.0 | 9.0 | 10.0 | 5.00 | 1791 | +14.8 |
| 6 | Zivojinovic, Viktor | 1725 | CAN | −5B | =20N | +18B | +12N | −7B | 2.5 | 7.5 | 8.0 | 2.75 | 1757 | 0.0 |
| 7 | Sherman, Joshua | 1917 | CAN | F | +?B | −2N | −4B | +6N | 2.0 | 9.0 | 9.0 | 2.50 | 1887 | 0.0 |
| 8 | Dick, Joel | 1774 | CAN | F | −1B | =15N | +17B | =14B | 2.0 | 8.0 | 8.0 | 2.50 | 1696 | -17.2 |
| 9 | Vinuya, Ruth Joy | 1966 | PHI | F | =13B | −10N | +21B | =5N | 2.0 | 7.0 | 7.0 | 2.75 | 1714 | -11.8 |
| 10 | Pollitt, Henry | 1960 | CAN | F | +18N | +9B | F | F | 2.0 | 6.0 | 6.0 | 3.00 | 2622 | +21.2 |
| 11 | Yu, Jonathan | 2233 | CAN | F | F | F | +19N | +12B | 2.0 | 2.5 | 2.5 | 2.50 | 2462 | +4.0 |
| 12 | Molina, Jesus | 1807 | CAN | =1N | +17B | −3N | −6B | −11N | 1.5 | 11.5 | 12.5 | 3.00 | 1721 | +1.2 |
| 13 | Fines, John | 1809 | CAN | +16B | =9N | −1N | F | F | 1.5 | 7.0 | 7.0 | 2.00 | 1780 | +7.4 |
| 14 | Mittal, Aashwin | 1786 | CAN | −4B | −16N | F | +20B | =8N | 1.5 | 6.5 | 6.5 | 1.50 | 1690 | +3.6 |
| 15 | Kang, Richard | 1714 | CAN | −3N | F | =8B | F | +16N | 1.5 | 6.0 | 6.0 | 2.00 | 1716 | +11.2 |
| 16 | Furrow, Matthew | 1967 | CAN | −13N | +14B | F | −5N | −15B | 1.0 | 7.5 | 7.5 | 1.50 | 1471 | -25.0 |
| 17 | Allahverdi, Umid | 1885 | CAN | F | −12N | =5B | −8N | =21B | 1.0 | 7.0 | 7.0 | 1.75 | 1516 | -45.6 |
| 18 | Chen, Aleksandr | 1847 | CAN | −?N | −10B | −6N | F | +20B | 1.0 | 5.0 | 5.0 | 0.50 | 1883 | 0.0 |
| 19 | Dhingra, Tanishq Kumar | 1791 | CAN | F | F | F | −11B | +23N | 1.0 | 2.0 | 2.0 | 0.00 | 1157 | -3.2 |
| 20 | Yeomans, Ben | 1897 | CAN | F | =6B | F | −14N | −18N | 0.5 | 5.0 | 5.0 | 1.25 | 867 | -29.6 |
| 21 | Ugodnikov, Arkadiy | 1751 | CAN | F | F | F | −9N | =17N | 0.5 | 3.0 | 3.0 | 0.50 | 1585 | -2.6 |
| 22 | FIDE 2675242 | 1572 | — | −2N | F | F | F | F | 0.0 | 3.5 | 3.5 | 0.00 | 1096 | 0.0 |
| 23 | Dizon, Lyndon | 1949 | CAN | F | F | F | F | −19B | 0.0 | 1.0 | 1.0 | 0.00 | 757 | -34.4 |
Key insights
Biggest movers and upsets — the story behind the numbers.
- 1Lukinykh, SlavaCAN+42.84.0 pts · #1
- 2Katz, LyamCAN+25.63.0 pts · #2
- 3Pollitt, HenryCAN+21.22.0 pts · #15
- 1Allahverdi, UmidCAN-45.61.0 pts · #14
- 2Dizon, LyndonCAN-34.40.0 pts · #22
- 3Yeomans, BenCAN-29.60.5 pts · #20
- R2+596 Elo gap
- R5+253 Elo gap
- R1+158 Elo gap