SOUTH SOUTH NCF ZONAL CHESS CHAMPIONSHIP

Open SwissStandard

42 players participated in this 6-round tournament, held from 25 Sept 2025 to 27 Sept 2025 in Portharcourt, Nigeria. 2 titled players. Top 10 Elo average was 2044, and top seed was Kennedy ONOKPITE (🇳🇬 NGR, CM, 2146).

Patrick Onyeka URAIH (🇳🇬 NGR, 2085) won with 5.5/6, ahead of Kennedy ONOKPITE (5.0) and Sasha WINSTON-ONYIAH (5.0). URAIH won solo starting round 5.

The biggest upset came in round 4: Idaeresomari EMAN-IMABIBO (1722) beat Stanley Okechukwu EGBUJIE (1948), a +226-point gap.

Location

🇳🇬Portharcourt, Nigeria

Dates

25 Sept 2025 → 27 Sept 2025

Time control

Standard: 60 minutes with 30 seconds increment from move 1

System

Swiss · 6 rounds

Top seed

🇳🇬CMKennedy ONOKPITE2146

Avg top 10

2,044

Participants

Titled players · 2

CM×1

WIM×1

Federations · 1 represented

🇳🇬Nigeria×33

Top 3

🥇
Patrick Onyeka URAIH
🇳🇬NGR·2085
5.5pts·2334perf+29.2
🥈
CMKennedy ONOKPITE
🇳🇬NGR·2146
5.0pts·2258perf+15.4
🥉
Sasha WINSTON-ONYIAH
🇳🇬NGR·2067
5.0pts·2215perf+23.0

How it unfolded

Top 6 · 6 rounds

Patrick Onyeka URAIH led from R5; +0.5-point edge over the runner-up. Title race converged from 3 co-leaders at R4 to 1 by R5.

Co-leaders

URAIH5.5UGUSHIDAH5ONOKPITE5WINSTON-ONYIAH5MICHAEL5NWALA4.5

R5–R6 · LEAD HELD

Patrick Onyeka URAIH held the sole lead from R5 through R6 without losing it.

WIN STREAKS · 2 top finishers

Patrick Onyeka URAIH 3 wins (R1–R3)Ikorogbudu UGUSHIDAH 3 wins (R4–R6)

Key matchups · top 4

Head-to-head between the four finishers

Player	1	2	3	4
1Patrick Onyeka URAIH	*	—	—	—
2Ikorogbudu UGUSHIDAH	—	*	—	—
3CMKennedy ONOKPITE	—	—	*	½
4Sasha WINSTON-ONYIAH	—	—	½	*

Grille américaine

#	Player	Elo	Fed	R1	R2	R3	R4	R5	R6	Pts	Bu C1	Bu	SB	Perf	Δ
1	URAIH, Patrick Onyeka	2085	NGR	+13B	+29N	+10B	=8N	+11B	+7N	5.5	19.0	21.0	19.00	2334	+29.2
2	ONOKPITE, KennedyCM	2146	NGR	+19B	+6N	=9B	=3N	+10B	+8N	5.0	21.5	24.5	20.00	2258	+15.4
3	WINSTON-ONYIAH, Sasha	2067	NGR	+33N	=15B	+5N	=2B	+14N	+29B	5.0	18.0	20.0	16.00	2215	+23.0
4	UGUSHIDAH, Ikorogbudu	2117	NGR	+18N	+14B	−7N	+15B	+29B	+9N	5.0	17.0	19.0	15.00	2200	+12.0
5	MICHAEL, BridgetWIM	1977	NGR	+32B	+40N	−3B	+17N	+35B	+18N	5.0	14.0	14.5	9.50	2019	+4.0
6	NWALA, Emmanuel	1931	NGR	+24N	−2B	=16N	+28B	+15N	+14B	4.5	17.0	19.5	13.00	2063	+13.6
7	AKINROGUNDE, Clinton	2011	NGR	+27B	+23N	+4B	=9N	=8B	−1B	4.0	21.5	24.0	14.50	2100	+12.4
8	JOSHUA, Damian	2061	NGR	+30B	+17N	+11B	=1B	=7N	−2B	4.0	21.5	23.5	13.75	2070	+7.2
9	NESIMEYE, Okuma Ejomafuvwe	2028	NGR	+35N	+20B	=2N	=7B	+13N	−4B	4.0	20.0	21.0	11.50	2048	+6.2
10	KOKO, Obubele	2004	NGR	+42N	+12B	−1N	+16B	−2N	+13B	4.0	20.0	20.0	9.50	2018	+3.6
11	ATU, Maxwell Iziegbe	1851	NGR	+28B	+37N	−8N	+20B	−1N	+16B	4.0	18.0	19.0	9.50	1967	+24.0
12	DAMASUS, Chikezie	1880	NGR	+38B	−10N	+36B	−13N	+27B	=21N	3.5	13.5	14.5	6.00	1630	-18.2
13	AKAN, Okan	1758	NGR	−1N	+24B	+25N	+12B	−9B	−10N	3.0	20.0	23.0	9.50	1801	+5.2
14	UGOCHUKWU, Kenny	1936	NGR	+39B	−4N	+27B	+23N	−3B	−6N	3.0	20.0	21.0	6.50	1800	-28.4
15	AJIEH Ebenezer Osamudiamen	1922	NGR	+41B	=3N	+21B	−4N	−6B	=30N	3.0	19.5	19.5	6.50	1883	-5.6
16	EYENGHE, Peretimi Williams	1869	NGR	+31B	=21N	=6B	−10N	+17B	−11N	3.0	18.5	20.5	8.75	1847	-6.4
17	Adelakun, Adewale	1870	NGR	+25N	−8B	+22N	−5B	−16N	+36B	3.0	18.0	19.0	7.00	1174	-21.8
18	IGBIGBI, Lily Nora Ogheneyerovwo	1759	NGR	−4B	+41N	+31B	−29N	+19B	−5B	3.0	17.0	17.0	5.00	1775	+2.8
19	IKECHI, Blessing Ihuoma	1838	NGR	−2N	−22B	+24N	+38B	−18N	+35B	3.0	15.0	16.0	5.00	1716	-21.2
20	AKOMAKA, Apollos	1888	NGR	+36B	−9N	+40B	−11N	+23B	−26N	3.0	15.0	15.5	4.50	1714	-15.8
21	EGBUJIE, Stanley Okechukwu	1948	NGR	+22N	=16B	−15N	−30B	+33N	=12B	3.0	14.5	16.5	8.25	1753	-26.2
22	IYAYE, Praise	0	NGR	−21B	+19N	−17B	−26N	+31B	+28N	3.0	14.5	16.5	7.50	1692	0.0
23	IBIBO, Gift	1866	NGR	+34N	−7B	+38N	−14B	−20N	+31B	3.0	14.0	15.0	5.00	1138	-48.4
24	FIDE 8552940	0	—	−6B	−13N	−19B	+41N	+34B	+37N	3.0	13.5	13.5	3.00	1044	0.0
25	ONUNWA, Tochukwu Mordecai	0	NGR	−17B	+39N	−13B	−27N	+40B	+33B	3.0	11.5	12.0	3.50	1663	0.0
26	ABIYE, ideriah	1884	NGR	F	F	F	+22B	+30N	+20B	3.0	10.5	10.5	8.00	2595	+30.8
27	EKANEM, Idongesit Joseph	0	NGR	−7N	+34B	−14N	+25B	−12N	=40B	2.5	15.5	16.0	5.25	1142	0.0
28	OCHEMBA, Donald Udonna	0	NGR	−11N	+42B	=30N	−6N	+?B	−22B	2.5	13.5	13.5	1.00	1562	0.0
29	ONYEMUWA, Victor	1920	NGR	F	−1B	+32N	+18B	−4N	−3N	2.0	20.5	20.5	5.00	1804	-24.0
30	EMAN-IMABIBO, Idaeresomari	1722	NGR	−8N	F	=28B	+21N	−26B	=15B	2.0	15.5	15.5	5.75	1866	+25.6
31	FIDE 8576459	0	—	−16N	+?B	−18N	+32B	−22N	−23N	2.0	14.0	14.0	2.00	1026	0.0
32	FIDE 8543887	0	—	−5N	F	−29B	−31N	+37N	+39B	2.0	13.0	14.0	2.00	1158	0.0
33	Akinleye Arogundade	1731	NGR	−3B	−36N	+37B	+40N	−21B	−25N	2.0	13.0	13.5	1.50	1202	-7.0
34	FIDE 8576696	0	—	−23B	−27N	+39B	F	−24N	+41B	2.0	9.5	9.5	1.00	1066	0.0
35	OYELESE, Mayomi Olayinka	1617	NGR	−9B	−38N	+41B	F	−5N	−19N	1.0	14.0	14.0	0.00	1154	-8.4
36	NTADI, Jude Emeke	0	NGR	−20N	+33B	−12N	F	F	−17N	1.0	12.5	13.5	2.00	1644	0.0
37	FIDE 8540950	0	—	F	−11B	−33N	+39N	−32B	−24B	1.0	12.0	12.0	1.00	991	0.0
38	Onaemor, Obaro Frank	0	NGR	−12N	+35B	−23B	−19N	F	F	1.0	11.5	11.5	1.00	1612	0.0
39	FIDE 8578486	0	—	−14N	−25B	−34N	−37B	+41N	−32N	1.0	11.0	11.0	0.00	1136	0.0
40	FIDE 8576645	0	—	F	−5B	−20N	−33B	−25N	=27N	0.5	16.5	18.5	1.25	1065	0.0
41	FIDE 8552959	0	—	−15N	−18B	−35N	−24B	−39B	−34N	0.0	12.0	13.0	0.00	966	0.0
42	FIDE 8549583	0	—	−10B	−28N	F	F	F	F	0.0	9.5	9.5	0.00	1197	0.0

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers

1ABIYE, ideriahNGR
+30.8
3.0 pts · #11
2URAIH, Patrick OnyekaNGR
+29.2
5.5 pts · #1
3EMAN-IMABIBO, IdaeresomariNGR
+25.6
2.0 pts · #16

Top rating losers

1IBIBO, GiftNGR
-48.4
3.0 pts · #29
2UGOCHUKWU, KennyNGR
-28.4
3.0 pts · #21
3EGBUJIE, Stanley OkechukwuNGR
-26.2
3.0 pts · #14

Biggest upsets

R4+226 Elo gap
EMAN-IMABIBO, Idaeresomari1722 beat EGBUJIE, Stanley Okechukwu1948
R4+122 Elo gap
AKAN, Okan1758 beat DAMASUS, Chikezie1880
R3+106 Elo gap
AKINROGUNDE, Clinton2011 beat UGUSHIDAH, Ikorogbudu2117