NIGERIA NATIONAL YOUTH TEAMS CHESS CHAMPIONSHIP (GIRLS) 2025

Open SwissStandard

70 players participated in this 9-round tournament, held from 05 Oct 2025 to 09 Oct 2025 in Asaba, DELTA STATE., Nigeria. Top 10 Elo average was 1695, and top seed was Michelle Chiamaka NWANKWO (🇳🇬 NGR, WFM, 2010).

Sandra Osarugue OMORUYI (🇳🇬 NGR, 1779) won with 9.0/9, ahead of Ebisinde Treasure EBIAKPO (9.0) and Ngodoo Peace TYOWASE (8.5). OMORUYI shared the lead from round 1, winning on tie-break.

The biggest upset came in round 4: Peculiar Oluwateniola EDWARD (1524) beat Opeyemi SHALOM (1707), a +183-point gap.

Location

🇳🇬Asaba, DELTA STATE., Nigeria

Dates

05 Oct 2025 → 09 Oct 2025

Time control

Standard: 60 minutes with 30 seconds increment from move 1

System

Swiss · 9 rounds

Avg top 10

1,695

Participants

Federations · 1 represented

🇳🇬Nigeria×31

Top 3

🥇
Sandra Osarugue OMORUYI
🇳🇬NGR·1779
9.0pts·2502perf+47.2
🥈
Ebisinde Treasure EBIAKPO
🇳🇬NGR·1743
9.0pts·2349perf+20.4
🥉
Ngodoo Peace TYOWASE
🇳🇬NGR
8.5pts·1609perf0.0

How it unfolded

Top 6 · 9 rounds

Tight race until R9; 2 players tied at 9.0/9, decided on Buchholz. Title race narrowed from 6 co-leaders at R4 to 3 at the finish.

Co-leaders

OMORUYI9EBIAKPO9TYOWASE8.5EDWARD8ONORIODE7.57.5

R9 · TIEBREAK CLUSTER

2 players finish on 9.0/9. OMORUYI takes the title on Buchholz Cut1 (39.5).

WIN STREAKS · 3 top finishers

Sandra Osarugue OMORUYI 9 wins (R1–R9)Ebisinde Treasure EBIAKPO 9 wins (R1–R9)Ngodoo Peace TYOWASE 7 wins (R3–R9)

Grille américaine

#	Player	Elo	Fed	R1	R2	R3	R4	R5	R6	R7	R8	R9	Pts	Bu C1	Bu	SB	Perf	Δ
1	OMORUYI, Sandra Osarugue	1779	NGR	+27N	+62B	+41B	+40N	+11B	+20N	+16B	+59N	+17B	9.0	39.5	41.0	41.00	2502	+47.2
2	EBIAKPO, Ebisinde Treasure	1743	NGR	+63N	+6B	+51N	+47B	+30B	+10N	+31B	+26N	+35B	9.0	39.5	41.0	41.00	2349	+20.4
3	TYOWASE, Ngodoo Peace	0	NGR	+?B	=7B	+59N	+65B	+43N	+?N	+53B	+?N	+67B	8.5	18.5	18.5	14.75	1609	0.0
4	EDWARD, Peculiar Oluwateniola	1524	NGR	−5N	+50B	+42B	+14N	+46B	+60N	+21B	+29N	+22B	8.0	40.0	42.0	34.50	2505	+58.8
5	EDIM, David Comfort	0	NGR	+4B	=14N	+22B	+29N	−21B	+12N	+46B	+55B	+58N	7.5	43.0	45.0	36.25	1645	0.0
6	AGUSIONU, Adaeze Zita	1624	NGR	+28B	−2N	+26B	+30N	+57B	=47B	+51N	+31N	+10B	7.5	41.5	44.0	33.25	1609	-1.6
7	REUBEN, Bernice Adima	1609	NGR	+23B	=3N	−20N	+62B	+27N	+43B	+59N	+40B	+53B	7.5	37.5	39.0	29.25	1677	+7.2
8	FIDE 8535302	0	—	+18N	+61N	=9B	−22N	+50B	+33B	+32N	+?B	+42N	7.5	36.5	36.5	27.25	1646	0.0
9	ONORIODE, Anna	1647	NGR	+55B	+64N	=8N	−12B	+32N	+58B	+61N	+46N	+21B	7.5	34.0	35.0	24.25	2469	+45.6
10	JEMINIWA, Oyinkansola Bernice	0	NGR	+35B	+47N	+?B	+26N	+24N	−2B	+49N	+30B	−6N	7.0	43.0	43.0	26.50	884	0.0
11	PATRICK, Floresaint	1756	NGR	−16B	+43N	+67N	+17B	−1N	+27B	+40N	+20B	+65N	7.0	40.5	41.5	26.50	1836	+13.2
12	OYEWALE, Blessing Oluwapelumi	0	NGR	+61B	+18B	+?N	+9N	+29B	−5B	+58N	−14N	+64B	7.0	36.5	36.5	22.50	1662	0.0
13	ATIE, Ebikonboere Great	0	NGR	+56B	+?N	+19B	−36N	−15N	+44B	+52N	+37B	+?N	7.0	31.0	31.0	20.00	1546	0.0
14	SHALOM, Opeyemi	1707	NGR	+33N	=5B	−21N	−4B	+58B	+22N	+29N	+12B	+46B	6.5	46.0	48.0	30.75	814	-50.0
15	FIDE 8577153	0	—	+52B	−19N	=34B	+?N	+13B	+66N	+36B	+44B	−?N	6.5	30.0	30.0	21.75	1546	0.0
16	BASSEY, Ekanem Godspower	0	NGR	+11N	−17B	+65N	+20B	−40N	+23B	−1N	+62N	+41B	6.0	42.5	43.5	24.50	1722	0.0
17	OLORUNPOMI, Deborah Peace	0	NGR	+?B	+16N	+40B	−11N	+41N	+65B	−20B	+23N	−1N	6.0	42.0	42.0	20.50	1529	0.0
18	FIDE 8576173	0	—	−8B	−12N	+64B	−60N	+?N	+32B	+48B	+58N	+33N	6.0	32.0	32.0	15.50	1654	0.0
19	EZEKIEL, Emmanuella Haraichi	0	NGR	+68N	+15B	−13N	+52B	−?B	+34N	=?N	+66B	=36B	6.0	27.5	27.5	18.25	1526	0.0
20	AYENI, Fareedah Oyinlomo	1697	NGR	+43B	+40N	+7B	−16N	=23B	−1B	+17N	−11N	+62B	5.5	49.0	50.5	25.75	1699	+0.4
21	BAYEFA, Mienbi Miracle	1703	NGR	+48B	−29N	+14B	=46N	+5N	+55B	−4N	+61B	−9N	5.5	43.5	45.0	23.25	1491	-33.6
22	FIDE 8577501	0	—	+58N	+?B	−5N	+8B	=55N	−14B	+42B	+50N	−4N	5.5	41.0	41.0	17.75	816	0.0
23	DARAMOLA Amanda Mofeoluwa	0	NGR	−7N	+?N	+?B	+59B	=20N	−16N	+41B	−17B	+?N	5.5	31.0	31.0	8.75	1461	0.0
24	FIDE 8550174	0	—	+?B	+?N	−30B	+?N	−10B	=51N	+70N	+28B	−31B	5.5	25.0	25.0	7.50	674	0.0
25	FIDE 8534640	0	—	=39N	=?B	−?N	=56B	+68B	−?N	+38N	+?B	+66N	5.5	13.5	13.5	10.00	1211	0.0
26	FIDE 8547602	0	—	+57B	+?N	−6N	−10B	−49N	+28B	+35N	−2B	+?B	5.0	39.0	39.0	12.00	884	0.0
27	FIDE 8553750	0	—	−1B	−41N	+?B	+?N	−7B	−11N	+62B	+?B	+54N	5.0	32.0	32.0	4.50	914	0.0
28	FIDE 8549230	0	—	−6N	=31B	+63N	+70B	+?B	−26N	+?B	−24N	=?B	5.0	25.0	25.0	4.75	1356	0.0
29	EVBUOMWAN, Victoria Esohe	0	NGR	+50N	+21B	=61N	−5B	−12N	+46N	−14B	−4B	+55N	4.5	43.5	45.0	15.25	1520	0.0
30	UDOH, Micah Johnson	0	NGR	=31N	+51B	+24N	−6B	−2N	+57B	+47N	−10N	−?B	4.5	42.5	42.5	16.75	1341	0.0
31	OLOGUN, Mercy Oshunkunukoy	1474	NGR	=30B	=28N	+70N	=51B	−47N	+49B	−2N	−6B	+24N	4.5	41.5	42.5	16.25	884	-18.8
32	DAFIEWHAREN, Divine	1634	NGR	+64B	+42N	+55B	−58N	−9B	−18N	−8B	+48N	=61B	4.5	34.5	35.5	11.75	817	-20.8
33	FIDE 8534438	0	—	−14B	=48N	+60B	+?B	+64N	−8N	+50B	−42N	−18B	4.5	33.5	33.5	7.75	907	0.0
34	FIDE 8547785	0	—	−?N	+38B	=15N	+69B	+44N	−19B	−?B	+45N	−52N	4.5	29.0	29.0	16.75	1211	0.0
35	FIDE 8579466	0	—	−10N	+?B	+?B	−57N	=?B	+?N	−26B	+47B	−2N	4.5	27.0	27.0	3.50	943	0.0
36	FIDE 8554870	0	—	−?B	−44N	−?N	+13B	+52N	+?B	−15N	+?B	=19N	4.5	26.5	26.5	13.00	1546	0.0
37	ADARJU, Ijai	0	NGR	+66N	+69B	=?B	+44N	−?B	+45N	−?B	−13N	−39N	4.5	21.5	21.5	10.00	1526	0.0
38	FIDE 8576629	0	—	−?B	−34N	+66B	+68N	=?B	+56N	−25B	+69N	−45B	4.5	19.5	19.5	5.50	1211	0.0
39	FIDE 8556385	0	—	=25B	−?N	−44B	−?N	−?B	+?N	+69B	+56N	+37B	4.5	17.5	17.5	10.75	1211	0.0
40	EBIAKPO, Ebitari Cherish	1655	NGR	+54N	−20B	−17N	−1B	+16B	+62N	−11B	−7N	+59B	4.0	46.0	47.5	12.50	910	-68.0
41	FIDE 8537895	0	—	+65N	+27B	−1N	+53N	−17B	−59B	−23N	+?N	−16N	4.0	37.5	37.5	9.00	980	0.0
42	FIDE 8535159	0	—	+?N	−32B	−4N	−50B	+48N	+64B	−22N	+33B	−8B	4.0	37.5	37.5	9.00	779	0.0
43	FIDE 8549206	0	—	−20N	−11B	+54N	+67B	−3B	−7N	+?B	+65N	−?B	4.0	33.5	33.5	5.00	887	0.0
44	FIDE 8532010	0	—	+?N	+36B	+39N	−37B	−34B	−13N	+?B	−15N	−?B	4.0	31.5	31.5	9.00	726	0.0
45	FIDE 8549192	0	—	−?B	−52N	+56B	−?N	+69N	−37B	+68N	−34B	+38N	4.0	21.0	21.0	9.00	969	0.0
46	OGHOJAFOR, Mary-Christine Ogheneghare	0	NGR	+60B	+55N	+58N	=21B	−4N	−29B	−5N	−9B	−14N	3.5	44.0	46.0	9.25	1316	0.0
47	ONI ELIZABETH OOREOLUWA	0	NGR	=49N	−10B	+?B	−2N	+31B	=6N	−30B	−35N	=51B	3.5	43.5	43.5	11.50	1614	0.0
48	FIDE 8547963	0	—	−21N	=33B	−50N	+64N	−42B	+?B	−18N	−32B	+60N	3.5	30.5	30.5	5.25	869	0.0
49	FIDE 8534497	0	—	=47B	−?N	+?B	−?N	+26B	−31N	−10B	−?B	+63N	3.5	21.5	21.5	8.25	674	0.0
50	FIDE 8577544	0	—	−29B	−4N	+48B	+42N	−8N	=61B	−33N	−22B	=?N	3.0	39.0	39.0	8.25	724	0.0
51	OLA, Eniola	0	NGR	+?B	−30N	−2B	=31N	−?N	=24B	−6B	=57N	=47N	3.0	37.0	37.0	8.00	1341	0.0
52	JIMOH, Aanuoluwapo Abimbola	0	NGR	−15N	+45B	−?B	−19N	−36B	−?N	−13B	+?N	+34B	3.0	32.5	32.5	8.50	1769	0.0
53	FIDE 8547769	0	—	−?N	−67B	+62N	−41B	+59N	−?B	−3N	+54B	−7N	3.0	27.5	27.5	6.50	809	0.0
54	FIDE 8547149	0	—	−40B	−?N	−43B	−?B	+67N	+?N	+?B	−53N	−27B	3.0	17.0	17.0	1.00	855	0.0
55	FIDE 8523584	0	—	−9N	−46B	−32N	+61B	=22B	−21N	+60B	−5N	−29B	2.5	40.5	42.0	6.25	851	0.0
56	FIDE 8577129	0	—	−13N	+68B	−45N	=25N	−?B	−38B	+?N	−39B	−?N	2.5	26.5	26.5	3.75	1211	0.0
57	FIDE 8527997	0	—	−26N	−?N	+?B	+35B	−6N	−30N	−?B	=51B	−?N	2.5	24.5	24.5	6.00	824	0.0
58	OGUNBAYO, Oluwadamisire Theresa	0	NGR	−22B	+60N	−46B	+32B	−14N	−9N	−12B	−18B	−5B	2.0	48.0	50.0	6.50	1528	0.0
59	FIDE 8579474	0	—	=62N	=?B	−3B	−23N	−53B	+41N	−7B	−1B	−40N	2.0	43.0	43.0	4.75	881	0.0
60	FIDE 8536600	0	—	−46N	−58B	−33N	+18B	+61N	−4B	−55N	−64N	−48B	2.0	31.5	32.5	7.50	724	0.0
61	IBRAHIM, Eden-Anastisa Reuben	0	NGR	−12N	−8B	=29B	−55N	−60B	=50N	−9B	−21N	=32N	1.5	42.0	44.0	6.00	1378	0.0
62	FIDE 8579458	0	—	=59B	−1N	−53B	−7N	+65N	−40B	−27N	−16B	−20N	1.5	42.0	43.0	2.00	886	0.0
63	FIDE 8577137	0	—	−2B	−?N	−28B	=?B	−70N	+?N	−?B	−?N	−49B	1.5	18.5	18.5	0.00	943	0.0
64	FIDE 8523401	0	—	−32N	−9B	−18N	−48B	−33B	−42N	−?N	+60B	−12N	1.0	39.0	39.0	2.00	826	0.0
65	FIDE 8577510	0	—	−41B	−?N	−16B	−3N	−62B	−17N	+67N	−43B	−11B	1.0	38.0	38.0	1.00	953	0.0
66	FIDE 8528020	0	—	−37B	+?B	−38N	−?N	−?B	−15B	−?N	−19N	−25B	1.0	27.0	27.0	0.00	726	0.0
67	FIDE 8535167	0	—	−?B	+53N	−11B	−43N	−54B	−?N	−65B	−?N	−3N	1.0	26.5	26.5	3.00	953	0.0
68	FIDE 8549125	0	—	−19B	−56N	−?B	−38B	−25N	+69N	−45B	−?N	−?B	1.0	23.5	23.5	1.00	1211	0.0
69	FIDE 8577552	0	—	+?N	−37N	−?B	−34N	−45B	−68B	−39N	−38B	−?N	1.0	23.0	23.0	0.00	1211	0.0
70	FIDE 8535175	0	—	−?B	−?N	−31B	−28N	+63B	−?N	−24B	−?N	−?N	1.0	16.5	16.5	1.50	674	0.0

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers

1EDWARD, Peculiar OluwateniolaNGR
+58.8
8.0 pts · #4
2OMORUYI, Sandra OsarugueNGR
+47.2
9.0 pts · #1
3ONORIODE, AnnaNGR
+45.6
7.5 pts · #3

Top rating losers

1EBIAKPO, Ebitari CherishNGR
-68.0
4.0 pts · #47
2SHALOM, OpeyemiNGR
-50.0
6.5 pts · #69
3BAYEFA, Mienbi MiracleNGR
-33.6
5.5 pts · #11

Biggest upsets

R4+183 Elo gap
EDWARD, Peculiar Oluwateniola1524 beat SHALOM, Opeyemi1707
R7+179 Elo gap
EDWARD, Peculiar Oluwateniola1524 beat BAYEFA, Mienbi Miracle1703