2025 Susan Polgar Foundation National Open for Girls and Boys - K-12 Open

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72 players participated in this 5-round tournament, held from 22 Nov 2025 to 23 Nov 2025 in Bellevue, WA, United States. 1 titled players from 2 federations. Top 10 Elo average was 1838, and top seed was William Summerfield (🇺🇸 USA, 2049).

Gordon Xu (🇺🇸 USA, CM, 1998) won with 5.0/5, ahead of William Summerfield (4.5) and Saahil Gupta (4.0). Xu broke clear in the final round.

The biggest upset came in round 1: Jimmy Yang (1450) beat Daniel Deng (1726), a +276-point gap.

Location

🇺🇸Bellevue, WA, United States

Dates

22 Nov 2025 → 23 Nov 2025

Time control

Standard: 60 minutes with 30 seconds increment from move 1

System

Swiss · 5 rounds

Top seed

🇺🇸William Summerfield2049

Avg top 10

1,838

Participants

Titled players · 1

CM×1

Federations · 2 represented

🇺🇸United States of America×54

🇨🇦Canada×3

Top 3

🥇
CMGordon Xu
🇺🇸USA·1998
5.0pts·2530perf+30.0
🥈
William Summerfield
🇺🇸USA·2049
4.5pts·2055perf+0.4
🥉
Saahil Gupta
🇺🇸USA·1863
4.0pts·1818perf-4.4

How it unfolded

Top 6 · 5 rounds

CM Gordon Xu led from R5; +0.5-point edge over the runner-up. Title race converged from 2 co-leaders at R4 to 1 by R5.

Co-leaders

Xu5Summerfield4.5Bharathy Mohan4Yondon4Cen4Liu4

R5–R5 · LEAD HELD

CM Gordon Xu held the sole lead from R5 through R5 without losing it.

WIN STREAKS · 2 top finishers

CM Gordon Xu 5 wins (R1–R5)Aarav Sai Bharathy Mohan 3 wins (R1–R3)

Key matchups · top 4

Head-to-head between the four finishers

Player	1	2	3	4
1CMGordon Xu	*	—	1	—
2William Summerfield	—	*	—	½
3Aarav Sai Bharathy Mohan	0	—	*	—
4Odbayar Yondon	—	½	—	*

Grille américaine

#	Player	Elo	Fed	R1	R2	R3	R4	R5	Pts	Bu C1	Bu	SB	Perf	Δ
1	Xu, GordonCM	1998	USA	+18B	+13N	+6B	+5N	+3B	5.0	15.5	18.5	18.50	2530	+30.0
2	Summerfield, William	2049	USA	+45N	+41B	=4N	+9B	+11N	4.5	13.0	15.0	13.00	2055	+0.4
3	Gupta, Saahil	1863	USA	+39B	+8N	+24B	+17N	−1N	4.0	15.0	17.5	12.50	1818	-4.4
4	Yondon, Odbayar	1760	USA	+54B	+29N	=2B	=19N	+10B	4.0	14.0	16.0	12.25	1999	+48.0
5	Bharathy Mohan, Aarav Sai	1757	USA	+22B	+34N	+32B	−1B	+25N	4.0	13.5	16.0	11.00	1919	+33.2
6	Liu, Bichen	1687	USA	+47N	+14B	−1N	+43B	+35N	4.0	13.0	15.0	10.00	1862	+26.0
7	Cen, Evan	1668	USA	+38B	−16N	+22B	+32N	+19B	4.0	11.5	14.0	11.00	1769	+20.4
8	FIDE 39996166	0	—	+56N	−3B	+47N	+42B	+21N	4.0	11.0	12.5	8.50	1063	0.0
9	Gao, Ziqian	1689	USA	+66B	+26N	=11B	−2N	+17B	3.5	14.0	15.0	8.75	1760	+9.2
10	Mohan, Vishnu	1699	USA	+40N	=19B	+15N	+16B	−4N	3.5	13.5	16.0	10.50	1745	+9.2
11	Ramkumar, Nikhil	1781	USA	+68N	+46B	=9N	+27B	−2B	3.5	13.0	13.5	7.25	1823	+8.0
12	Shi, Gavin	1677	USA	+33N	+23B	=16N	=35B	=14N	3.5	12.0	14.5	10.00	1722	+7.2
13	Pai, Vihaan	1612	USA	+52N	−1B	=33N	+49B	+31N	3.5	12.0	14.0	7.75	1931	+47.2
14	Seela, Shashank	0	USA	+?B	−6N	+62B	+24N	=12B	3.5	11.5	11.5	5.75	1667	0.0
15	He, Oliver Lang	1559	USA	+58B	=20N	−10B	+56N	+41B	3.5	10.0	11.5	6.50	1710	+22.8
16	Liu, Merrick Ruqian	1660	USA	+72N	+7B	=12B	−10N	=28B	3.0	14.0	14.0	7.25	1681	+3.2
17	Anable, Blake	0	USA	+53N	+25N	+20B	−3B	−9N	3.0	13.5	15.5	8.00	1754	0.0
18	Tan, Nathan	0	USA	−1N	+52B	+36N	=23B	=27N	3.0	13.5	15.5	7.50	1724	0.0
19	Wu, Harry	1622	USA	+62B	=10N	+44N	=4B	−7N	3.0	13.5	14.5	6.75	1695	+16.0
20	Ayalew, Brook	1834	USA	+50N	=15B	−17N	+33B	=23N	3.0	12.0	14.0	7.75	1577	-25.2
21	FIDE 39999238	0	—	=28B	=63N	+26B	+46N	−8B	3.0	12.0	13.0	7.00	1560	0.0
22	Raj, Skandha	1536	USA	−5N	+61B	−7N	+65B	+44N	3.0	11.5	12.5	4.50	1568	+4.8
23	Zhang, Iris Runyi	1594	USA	+69B	−12N	+51B	=18N	=20B	3.0	11.5	11.5	5.00	1563	-3.6
24	Raja, Rian	1637	USA	+71N	+43B	−3N	−14B	+48B	3.0	11.5	11.5	4.00	1850	+33.6
25	Syal, Yash	1762	USA	+49N	−17B	+63B	+48N	−5B	3.0	11.0	12.0	5.00	1818	+8.8
26	Yang, Jimmy	1450	USA	+31N	−9B	−21N	+70B	+42N	3.0	11.0	11.0	4.50	1710	+25.6
27	Ganesan, Vidur	1585	USA	=57N	+65B	+37N	−11N	=18B	3.0	10.5	11.5	5.75	1725	+22.0
28	Tan, Johnny	0	USA	=21N	+57B	=?N	=31B	=16N	3.0	10.0	10.0	5.75	1738	0.0
29	Shinkarev, Slava S	1852	USA	+67N	−4B	−31N	+71B	+50B	3.0	9.0	9.0	2.50	946	-51.6
30	Bravenboer, Jake	0	USA	−?N	+67B	−41N	+64B	+43N	3.0	5.5	5.5	3.50	1684	0.0
31	Deng, Daniel	1726	CAN	−26B	+38N	+29B	=28N	−13B	2.5	12.5	15.0	7.00	1599	-26.0
32	Sardar, Ekam S	0	USA	+59N	+?B	−5N	−7B	=40N	2.5	12.0	12.0	2.75	1618	0.0
33	Ghosh, Snehil	0	USA	−12B	+69N	=13B	−20N	+57B	2.5	11.5	11.5	3.25	1612	0.0
34	Das, Sambuddha Sekhar	1609	USA	+61N	−5B	−42N	+47B	=54B	2.5	10.0	11.5	4.50	957	-12.0
35	Ma, Lewis	1545	USA	+70N	+36B	F	=12N	−6B	2.5	10.0	10.0	4.25	1695	+25.2
36	Gadde, Arnav	1720	USA	+55B	−35N	−18B	=60N	+51B	2.5	9.5	11.0	4.75	1378	-36.0
37	Lou, Sining	1722	CAN	+48N	=44B	−27B	−39N	+60B	2.5	9.5	11.0	4.50	1714	-2.4
38	Li, Anyi	1484	USA	−7N	−31B	=67N	+59B	+56B	2.5	9.5	10.0	3.25	900	-18.0
39	Li, Bohan Jaden	1587	USA	−3N	=56B	+65N	+37B	−?N	2.5	9.0	9.0	4.25	1672	0.0
40	Roy Chowdhury, Avyaan	0	USA	−10B	−62N	+69B	+53N	=32B	2.5	9.0	9.0	3.25	1611	0.0
41	Maharaja, Imai Subramonia	1598	USA	+51B	−2N	+30B	F	−15N	2.0	13.0	13.0	5.00	979	-25.2
42	Anbuselvam, Mithran	0	USA	−46N	+68B	+34B	−8N	−26B	2.0	11.5	12.0	3.00	1425	0.0
43	Zhao, Raymond Rubao	1678	USA	+64B	−24N	+70B	−6N	−30B	2.0	11.0	11.0	1.00	1534	-23.2
44	Chen, Andy	1653	USA	+60B	=37N	−19B	=50N	−22B	2.0	10.5	12.0	3.75	1535	-26.8
45	Rastogi, Atharv	0	USA	−2B	−51N	+52B	+62N	−46B	2.0	10.5	11.5	3.00	1020	0.0
46	Babbar, Riaan	1640	USA	+42B	−11N	F	−21B	+45N	2.0	10.5	10.5	4.00	980	-10.0
47	FIDE 39985857	0	—	−6B	+?N	−8B	−34N	+70N	2.0	10.5	10.5	0.00	848	0.0
48	Evin, Terrick	1633	USA	−37B	+60N	+64B	−25B	−24N	2.0	10.0	11.0	2.50	1604	-8.4
49	Li, Edgar	1688	USA	−25B	+53B	F	−13N	+58N	2.0	10.0	10.0	3.50	1507	-29.2
50	Avula, Guru Harshith	0	USA	−20B	=58N	+57B	=44B	−29N	2.0	9.5	11.0	3.25	1666	0.0
51	FIDE 39999319	0	—	−41N	+45B	−23N	+63B	−36N	2.0	9.5	10.5	3.00	837	0.0
52	Sreraman, Rahul	0	USA	−13B	−18N	−45N	+72B	+64N	2.0	9.5	9.5	1.00	1632	0.0
53	Nguyen, Simon	1523	USA	−17B	−49N	+59N	−40B	+69N	2.0	9.0	9.0	1.50	888	-11.2
54	Yun, Daniel	0	USA	−4N	F	+58B	=?B	=34N	2.0	8.0	8.0	2.75	1600	0.0
55	FIDE 39949508	0	—	−36N	=59B	−56N	=61N	+62B	2.0	7.0	8.0	2.50	920	0.0
56	Sreraman, Rohit	0	USA	−8B	=39N	+55B	−15B	−38N	1.5	12.5	14.5	3.25	722	0.0
57	Rish-Brown, Jacob	1674	USA	=27B	−28N	−50N	+67B	−33N	1.5	10.5	11.0	2.00	1585	-4.8
58	FIDE 39996204	0	—	−15N	=50B	−54N	+68B	−49B	1.5	9.5	10.0	1.50	824	0.0
59	FIDE 39999190	0	—	−32B	=55N	−53B	−38N	+68N	1.5	9.0	9.5	1.50	704	0.0
60	Rish-Brown, Jackson	1607	USA	−44N	−48B	+72N	=36B	−37N	1.5	9.0	9.0	1.25	1360	-42.8
61	FIDE 39999289	0	—	−34B	−22N	=68N	=55B	=63N	1.5	8.5	9.0	1.75	773	0.0
62	FIDE 39999327	0	—	−19N	+40B	−14N	−45B	−55N	1.0	11.0	13.0	2.50	822	0.0
63	Zhu, Aiden	0	USA	F	=21B	−25N	−51N	=61B	1.0	9.5	9.5	2.25	962	0.0
64	Sathish Raj, Kanish Raj	1653	CAN	−43N	+71B	−48N	−30N	−52B	1.0	9.0	9.0	0.00	856	-40.0
65	FIDE 39999220	0	—	F	−27N	−39B	−22N	+71N	1.0	8.5	8.5	0.00	761	0.0
66	Avula, Varshith	0	USA	−9N	+72B	F	F	F	1.0	3.5	3.5	0.00	888	0.0
67	Porad-Brand, Lewis	0	USA	−29B	−30N	=38B	−57N	−?B	0.5	10.0	10.0	1.25	1397	0.0
68	FIDE 39999246	0	—	−11B	−42N	=61B	−58N	−59B	0.5	8.5	10.0	0.75	980	0.0
69	FIDE 39999262	0	—	−23N	−33B	−40N	F	−53B	0.0	10.0	10.0	0.00	759	0.0
70	FIDE 39999254	0	—	−35B	F	−43N	−26N	−47B	0.0	9.5	9.5	0.00	755	0.0
71	FIDE 39968480	0	—	−24B	−64N	F	−29N	−65B	0.0	8.0	8.0	0.00	914	0.0
72	FIDE 39999211	0	—	−16B	−66N	−60B	−52N	F	0.0	7.5	7.5	0.00	833	0.0

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers

1Yondon, OdbayarUSA
+48.0
4.0 pts · #5
2Pai, VihaanUSA
+47.2
3.5 pts · #11
3Raja, RianUSA
+33.6
3.0 pts · #16

Top rating losers

1Shinkarev, Slava SUSA
-51.6
3.0 pts · #48
2Rish-Brown, JacksonUSA
-42.8
1.5 pts · #44
3Sathish Raj, Kanish RajCAN
-40.0
1.0 pts · #51

Biggest upsets

R1+276 Elo gap
Yang, Jimmy1450 beat Deng, Daniel1726
R2+175 Elo gap
Ma, Lewis1545 beat Gadde, Arnav1720
R3+137 Elo gap
Ganesan, Vidur1585 beat Lou, Sining1722