2025 Oceania Youth Championship U18 Open

Open SwissStandard

39 players participated in this 9-round tournament, held from 13 Dec 2025 to 17 Dec 2025 in Brisbane, Australia. 17 titled players from 5 federations. Top 10 Elo average was 2140, and top seed was Daqi Mao (🇳🇿 NZL, FM, 2217).

Tedric Li (🇦🇺 AUS, IM, 2203) won with 7.0/9, ahead of Daqi Mao (6.5) and Eric Liu (6.5). Li shared the lead from round 8 and broke clear in the final round.

The biggest upset came in round 1: Austin Chen (CM, 1844) beat Rui Gen Teh (FM, 2150), a +306-point gap.

Location

🇦🇺Brisbane, Australia

Dates

13 Dec 2025 → 17 Dec 2025

Time control

Standard: 90 minutes with 30 second increment from move 1

System

Swiss · 9 rounds

Top seed

🇳🇿FMDaqi Mao2217

Avg top 10

2,140

Participants

Titled players · 17

IM×1

FM×7

CM×9

Federations · 5 represented

🇦🇺Australia×32

🇳🇿New Zealand×3

🇻🇺Vanuatu×1

🇳🇨Unknown (NCL)×1

🇫🇯Fiji×1

Top 3

🥇
IMTedric Li
🇦🇺AUS·2203
7.0pts·2245perf+20.8
🥈
FMDaqi Mao
🇳🇿NZL·2217
6.5pts·2218perf+5.2
🥉
FMEric Liu
🇦🇺AUS·2008
6.5pts·2181perf+88.0

How it unfolded

Top 6 · 9 rounds

IM Tedric Li led from R9; +0.5-point edge over the runner-up. Title race converged from 9 co-leaders at R4 to 1 by R9.

Co-leaders

Li7Liu6.5Mao6.5Annapureddy6.5Wang6Ooi6

R9 · LEADER CHANGE17 Dec

IM Tedric Li takes the sole lead (7.0/9).

R3 · HEAD-TO-HEAD · WINNER VS 2ND

IM Tedric Li beat FM Eric Liu (Black).

R1–R9 · UNBEATEN

IM Tedric Li went unbeaten across 9 games (R1–R9).

Key matchups · top 4

Head-to-head between the four finishers

Player	1	2	3	4
1IMTedric Li	*	1	½	1
2FMEric Liu	0	*	½	—
3FMDaqi Mao	½	½	*	—
4FMRheyansh Reddy Annapureddy	0	—	—	*

Grille américaine

#	Player	Elo	Fed	R1	R2	R3	R4	R5	R6	R7	R8	R9	Pts	Bu C1	Bu	SB	Perf	Δ
1	Li, TedricIM	2203	AUS	=24N	+13B	+3N	=5B	=7N	+4B	=2B	+10N	+6B	7.0	47.0	51.0	40.00	2245	+20.8
2	Mao, DaqiFM	2217	NZL	+8N	=5B	=7N	+23B	+16N	=11B	=1N	=3B	+21B	6.5	44.5	48.5	33.50	2218	+5.2
3	Liu, EricFM	2008	AUS	+34B	=9N	−1B	+19N	=10B	+12N	+21B	=2N	+7B	6.5	42.5	45.5	30.25	2181	+88.0
4	Annapureddy, Rheyansh ReddyFM	2090	AUS	+19B	+10N	=22B	=21N	=18B	−1N	+14B	+9N	+5N	6.5	41.0	45.0	31.75	2186	+47.6
5	Wang, DanielCM	2031	AUS	+31B	=2N	+9B	=1N	+22B	+21N	+7B	−6N	−4B	6.0	44.5	47.5	28.25	2192	+81.2
6	Ooi, JaydenFM	2175	AUS	+32B	=23N	=18B	+14N	=21B	=9N	+22B	+5B	−1N	6.0	39.5	42.5	26.75	2160	-4.4
7	Yu, ZacharyCM	2023	NZL	+29B	+20N	=2B	=22N	=1B	+18N	−5N	+11B	−3N	5.5	44.0	47.5	26.25	2133	+58.8
8	Jiang, Benjamin Wise	1918	AUS	−2B	=31N	=30B	+36N	+32B	=22N	=12B	=13N	+20B	5.5	34.5	36.5	19.75	2008	+43.6
9	Chang, Ethan	2071	AUS	+28N	=3B	−5N	+25B	+13N	=6B	=11N	−4B	=15N	5.0	44.0	47.5	23.75	2026	-19.2
10	Leong, JoelCM	1933	AUS	+35N	−4B	+28N	=11B	=3N	=16B	+15N	−1B	=17N	5.0	43.5	45.5	21.25	2009	+30.0
11	Thogata, RandheerFM	2206	AUS	+14B	=18N	=23B	=10N	+17B	=2N	=9B	−7N	=13B	5.0	41.5	45.5	25.00	2044	-70.8
12	Teh, Rui GenFM	2150	AUS	−13N	+24B	+15N	−16B	+28N	−3B	=8N	=23B	+19N	5.0	39.5	43.0	21.75	1945	-88.0
13	Chen, AustinCM	1844	AUS	+12B	−1N	=20B	+31N	−9B	=32N	+25B	=8B	=11N	5.0	39.0	42.0	21.00	2044	+86.0
14	He, Andrew	1914	AUS	−11N	+37B	+26N	−6B	+23N	=25B	−4N	+28B	=16N	5.0	38.0	39.0	17.00	1985	+32.0
15	Fu, Neil	1843	AUS	−21N	+29B	−12B	+38N	=19B	+20N	−10B	+22N	=9B	5.0	35.5	36.0	17.25	1981	+54.4
16	Rupasinghe, Sayum	1951	AUS	+39B	−22N	+38B	+12N	−2B	=10N	+18B	−21N	=14B	5.0	34.5	34.5	15.00	1997	+22.8
17	He, Zhi Yu (Paul)	1961	NZL	+33N	−21B	=25N	+30B	−11N	=26B	=28N	+34N	=10B	5.0	32.0	35.0	17.75	1870	-33.2
18	Xing, ZeruiCM	2031	AUS	+26N	=11B	=6N	+20B	=4N	−7B	−16N	−19B	+28N	4.5	41.0	44.5	20.75	1979	-19.6
19	Fu, Charles	1818	AUS	−4N	=33B	+24N	−3B	=15N	=23B	+32B	+18N	−12B	4.5	38.5	41.5	17.50	1939	+54.8
20	Kalina, LeoCM	2103	AUS	+25N	−7B	=13N	−18N	+33B	−15B	+26N	+24B	−8N	4.5	37.5	40.5	17.50	1868	-100.0
21	Gao, OscarCM	2114	AUS	+15B	+17N	F	=4B	=6N	−5B	−3N	+16B	−2N	4.0	46.5	50.5	21.25	2034	-33.2
22	Peramunetilleke, SethCM	2060	AUS	+37N	+16B	=4N	=7B	−5N	=8B	−6N	−15B	=24N	4.0	43.5	44.5	16.75	1923	-62.4
23	Rusakov, JeanFM	2016	AUS	F	=6B	=11N	−2N	−14B	=19N	+29B	=12N	+26B	4.0	39.5	39.5	17.75	1965	-13.2
24	Hong, Xavier	1907	AUS	=1B	−12N	−19B	=26B	+35N	=29N	+31B	−20N	=22B	4.0	35.5	37.5	14.25	1814	-41.2
25	Bennett, Harrison	1836	AUS	−20B	+34N	=17B	−9N	+36B	=14N	−13N	−26B	+31B	4.0	34.5	36.5	13.00	1785	-24.4
26	Carrigan, William	1625	AUS	−18B	+32N	−14B	=24N	+31B	=17N	−20B	+25N	−23N	4.0	34.0	37.0	14.50	1869	+96.8
27	Liaw, RyanCM	2066	AUS	+30B	+38N	F	F	F	F	F	+29N	+34B	4.0	14.5	14.5	10.50	2498	+11.4
28	Chan, Benny	1815	AUS	−9B	+39N	−10B	+29N	−12B	+33N	=17B	−14N	−18B	3.5	36.0	36.0	9.00	1774	-20.8
29	Kodituwakku, Damhiru	1594	AUS	−7N	−15N	+39B	−28B	+37N	=24B	−23N	−27B	+38N	3.5	27.5	27.5	3.50	1709	+31.6
30	Phillips, Max	1763	AUS	−27N	+35B	=8N	−17N	F	F	+38B	+33B	−32N	3.5	23.0	23.0	8.25	1722	-12.4
31	Kaemo, Arden	1654	NCL	−5N	=8B	+33N	−13B	−26N	+37B	−24N	=32B	−25N	3.0	34.5	35.5	8.25	1690	+10.4
32	Devin, Alex	1871	AUS	−6N	−26B	F	+37B	−8N	=13B	−19N	=31N	+30B	3.0	32.5	32.5	8.50	1733	-62.4
33	Ramprasad, Nachiket	1540	AUS	−17B	=19N	−31B	+34N	−20N	−28B	+36B	−30N	=35B	3.0	29.0	31.0	8.25	1635	+29.2
34	Shen, Alvin	1587	AUS	−3N	−25B	−37N	−33B	+38B	+36N	+35N	−17B	−27N	3.0	27.5	28.0	4.50	1514	-26.0
35	Singh, Praveer	0	FIJ	−10B	−30N	−36B	+39N	−24B	=38N	−34B	F	=33N	2.0	21.0	21.0	1.75	1472	0.0
36	Zhitong Sean	1693	VAN	F	F	+35N	−8B	−25N	−34B	−33N	+38B	F	2.0	18.0	18.0	2.50	920	-75.2
37	Yevdokimov, Theo	1761	AUS	−22B	−14N	+34B	−32N	−29B	−31N	F	F	F	1.0	21.5	21.5	3.00	1507	-76.0
38	FIDE 11403950	0	—	F	−27B	−16N	−15B	−34N	=35B	−30N	−36N	−29B	0.5	28.0	28.0	1.00	985	0.0
39	Tiong, Rayden	1495	AUS	−16N	−28B	−29N	−35B	F	F	F	F	F	0.0	14.0	14.0	0.00	967	-22.8

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers

1Carrigan, WilliamAUS
+96.8
4.0 pts · #20
2Liu, EricFMAUS
+88.0
6.5 pts · #2
3Chen, AustinCMAUS
+86.0
5.0 pts · #14

Top rating losers

1Kalina, LeoCMAUS
-100.0
4.5 pts · #16
2Teh, Rui GenFMAUS
-88.0
5.0 pts · #11
3Yevdokimov, TheoAUS
-76.0
1.0 pts · #35

Biggest upsets

R1+306 Elo gap
CMChen, Austin1844 beat FMTeh, Rui Gen2150
R6+260 Elo gap
Fu, Neil1843 beat CMKalina, Leo2103
R2+246 Elo gap
Carrigan, William1625 beat Devin, Alex1871