KCB Chess Open 2025 - Ladies Section

Open SwissStandard

63 players participated in this 8-round tournament, held from 17 Oct 2025 to 20 Oct 2025 in Nairobi, Kenya. 7 titled players from 2 federations. Top 10 Elo average was 1816, and top seed was Sana Omprakash Kayyar (🇺🇬 UGA, WIM, 1986).

Nashipae Bella (🇰🇪 KEN, WCM, 1728) won with 7.5/8, ahead of Sasha Mongeli (6.0) and Nicole Albright (6.0). Bella won solo starting round 5.

The biggest upset came in round 1: McKenzie Chanel (1541) beat Zuri Kaloki (1868), a +327-point gap.

Location

🇰🇪Nairobi, Kenya

Dates

17 Oct 2025 → 20 Oct 2025

Time control

Standard: 90 minutes with 30 second increment from move 1

System

Swiss · 8 rounds

Top seed

🇺🇬WIMSana Omprakash Kayyar1986

Avg top 10

1,816

Participants

Titled players · 7

WIM×1

WFM×3

WCM×3

Federations · 2 represented

🇰🇪Kenya×46

🇺🇬Uganda×10

Top 3

🥇
WCMNashipae Bella
🇰🇪KEN·1728
7.5pts·2214perf+153.2
🥈
WFMSasha Mongeli
🇰🇪KEN·1878
6.0pts·1805perf-9.2
🥉
Nicole Albright
🇰🇪KEN·1719
6.0pts·1873perf+30.8

How it unfolded

Top 6 · 8 rounds

WCM Nashipae Bella led from R5; +1.5-point edge over the runner-up. Title race converged from 4 co-leaders at R4 to 1 by R5.

Co-leaders

Bella7.5Albright6Mongeli6Kayyar6Jumba5.5Mutisya5.5

R5–R8 · LEAD HELD

WCM Nashipae Bella never relinquished the lead after R5; final gap +1.5 over the runner-up.

2× WIN STREAK · 3+4 wins

WCM Nashipae Bella posted 3 in a row (R1–R3) and 4 in a row (R5–R8) — total 7 wins.

Key matchups · top 4

Head-to-head between the four finishers

Player	1	2	3	4
1WCMNashipae Bella	*	—	1	½
2Nicole Albright	—	*	½	½
3WFMSasha Mongeli	0	½	*	—
4WIMSana Omprakash Kayyar	½	½	—	*

Grille américaine

#	Player	Elo	Fed	R1	R2	R3	R4	R5	R6	R7	R8	Pts	Bu C1	Bu	SB	Perf	Δ
1	Nashipae BellaWCM	1728	KEN	+22N	+15B	+19N	=4B	+5N	+6B	+2N	+10B	7.5	38.0	42.5	39.50	2214	+153.2
2	Mongeli, SashaWFM	1878	KEN	+45N	+9B	=3N	+28B	=14N	+11B	−1B	+13N	6.0	38.5	41.0	28.00	1805	-9.2
3	Nicole Albright	1719	KEN	+16B	+13N	=2B	−14N	+18B	+7N	=4N	+19B	6.0	37.0	41.5	30.50	1873	+30.8
4	Sana Omprakash KayyarWIM	1986	UGA	=18B	+7N	+49B	=1N	+50B	=10N	=3B	+8N	6.0	36.5	38.5	26.75	1845	-34.8
5	Jumba, Gloria	1781	KEN	+21B	+25N	=14B	+18N	−1B	=13N	+17B	=12N	5.5	37.0	41.5	26.25	1780	0.0
6	Kaloki, Zuri	1868	KEN	−13B	+26N	+47B	+21N	+49B	−1N	=25B	+18N	5.5	33.0	35.0	20.25	1658	-60.4
7	Wanjiru, LucyWCM	1614	KEN	=32N	−4B	+51N	+27B	+30N	−3B	+20N	+35B	5.5	32.0	34.0	20.00	1651	+2.4
8	Ndirangu, Joyce NyaruaiWFM	1838	KEN	+46N	−20B	+29N	=34B	+39N	+14B	+19N	−4B	5.5	30.5	33.0	20.75	1763	-10.2
9	Karanja, Ether	1618	KEN	+27N	−2N	=24B	+52B	+44N	−35B	+22N	+21N	5.5	29.5	31.5	19.75	1721	+13.4
10	Amoko, Ivy ClaireWFM	1817	UGA	F	+56B	+59N	+22B	+28N	=4B	+35N	−1N	5.5	27.5	27.5	17.00	1784	-0.2
11	Muturi, Erica Mumbi	1664	KEN	+60N	+37B	F	+16N	+38B	−2N	=21B	+25N	5.5	26.0	26.0	17.75	1765	+20.8
12	Mutisya, JullyWCM	1836	KEN	F	F	+46N	+59B	+57N	+27B	+15N	=5B	5.5	19.0	19.0	16.25	1937	+9.6
13	McKenzie Chanel	1541	KEN	+6N	−3B	+37N	=19B	+20N	=5B	+14N	−2B	5.0	37.0	40.0	23.00	1804	+120.8
14	Kaburo Winnie	1697	KEN	+29N	+34B	=5N	+3B	=2B	−8N	−13B	+27N	5.0	36.0	39.5	23.25	1753	+17.5
15	Kariuki, Silvia Wahito	1598	KEN	+26B	−1N	−23B	+54N	+31B	+16N	−12B	+39N	5.0	34.0	35.5	18.00	1559	-7.4
16	Bhavsar Nisha Nileshbhai	1531	KEN	−3N	+51B	+44N	−11B	+40N	−15B	+50N	+28B	5.0	28.0	30.0	13.50	875	-18.0
17	Onyango Shirlyn Gathoni	1626	KEN	F	F	+56N	+37B	+62N	+49B	−5N	+30B	5.0	15.5	15.5	10.00	1669	+4.8
18	Matei Veronicah	1558	KEN	=4N	+32B	+20N	−5B	−3N	+44B	+23N	−6B	4.5	36.0	38.5	18.50	1693	+21.6
19	Ingado, Mercy	1671	KEN	+47B	+59N	−1B	=13N	+24B	+23N	−8B	−3N	4.5	35.5	36.5	15.00	1622	-8.6
20	Naisanga Sheba Valentine	1617	UGA	+24B	+8N	−18B	=23N	−13B	+54N	−7B	+46N	4.5	32.0	33.5	16.25	1559	-11.2
21	Kosgey Sheila Jerop	1538	KEN	−5N	+31B	+55N	−6B	+52N	+28B	=11N	−9B	4.5	32.0	33.5	14.25	1579	+2.8
22	Jasmine Akinyi Ochieng	1535	KEN	−1B	+53N	+48B	−10N	+42B	+38N	−9B	=36N	4.5	30.5	32.5	12.25	924	-32.0
23	Apondi Ashley	1413	KEN	−34N	+63B	+15N	=20B	+45N	−19B	−18B	+43N	4.5	27.5	27.5	12.75	1643	+97.2
24	Chagwaya Brenda	1448	KEN	−20N	+50B	=9N	+40B	−19N	+34B	−27N	+54B	4.5	27.0	28.5	12.75	1439	-2.0
25	Shannon Bulimo	1582	KEN	+56N	−5B	−27N	+55B	+53N	+50B	=6N	−11B	4.5	26.0	27.0	9.25	1556	-5.8
26	Gilana Angel Muthoni	1426	KEN	−15N	−6B	+63N	−45B	+61N	=30B	+44N	+34B	4.5	23.0	23.0	8.00	1573	+29.6
27	Njeri, Maureen Kirigo	1449	KEN	−9B	+42N	+25B	−7N	+48B	−12N	+24B	−14B	4.0	33.5	36.0	14.50	1511	+7.2
28	Solange Kangye Katongole	0	UGA	+?N	+60B	+41B	−2N	−10B	−21N	+31B	−16N	4.0	28.0	28.0	7.00	1486	0.0
29	Adhiambo Edna Onyango	1515	KEN	−14B	+35N	−8B	=48N	+41B	=39N	+40B	−33B	4.0	27.0	29.5	12.25	957	-12.2
30	Mutheu Yasmin	0	KEN	+57B	−47N	+43B	=35N	−7B	=26N	+38B	−17N	4.0	27.0	28.0	11.00	1409	0.0
31	Kamoni Elsie Wambui	0	KEN	+52B	−21N	−40N	+61B	−15N	+53B	−28N	+50B	4.0	22.5	22.5	6.00	774	-22.0
32	Wendoh Brianna Brandy	1435	KEN	=7B	−18N	+61B	−49N	−54B	=47N	+58N	+52B	4.0	19.0	19.0	7.00	1436	-6.8
33	Shukri Shakirah	1708	KEN	F	F	F	+56B	+55N	+51B	F	+29N	4.0	10.5	10.5	8.50	2261	+22.4
34	Kadenge Julia Kasei	1565	KEN	+23B	−14N	+54B	=8N	−35B	−24N	+42B	−26N	3.5	30.5	32.0	11.75	1422	-21.8
35	Shilalia Grace M	0	KEN	F	−29B	+58N	=30B	+34N	+9N	−10B	−7N	3.5	29.0	29.0	12.00	1558	0.0
36	Talia Atubet	0	UGA	=48B	−44N	−45N	=46B	+37N	F	+41B	=22B	3.5	20.5	21.5	10.75	1508	0.0
37	Muturi, Elsie	1413	KEN	+43B	−11N	−13B	−17N	−36B	F	+53N	+38N	3.0	27.0	27.0	8.00	1411	-0.2
38	Tosha Torana	0	UGA	+39B	−48N	+?B	+41N	−11N	−22B	−30N	−37B	3.0	25.5	25.5	6.00	749	0.0
39	Maurine Wangui	0	KEN	−38N	F	=42B	+47N	−8B	=29B	+52N	−15B	3.0	25.0	25.0	8.00	1529	0.0
40	Thuku Tasha Wangari	0	KEN	−51N	F	+31B	−24N	−16B	+58B	−29N	+56B	3.0	21.5	21.5	6.00	1393	0.0
41	Mugure Grace	0	KEN	F	+45B	−28N	−38B	−29N	+60B	−36N	+42N	3.0	20.0	20.0	5.50	1539	0.0
42	FIDE 10826343	0	—	+61N	−27B	=39N	=58B	−22N	+62B	−34N	−41B	3.0	19.0	19.0	2.00	724	0.0
43	Milan Suter	1563	KEN	−37N	=55B	−30N	+51B	=58N	−52B	+62N	−23B	3.0	18.0	18.0	3.25	1144	-64.8
44	Mirembe Merceline	0	UGA	=54N	+36B	−16B	+60N	−9B	−18N	−26B	F	2.5	27.0	27.0	4.25	1288	0.0
45	Njoki Juliet	1542	KEN	−2B	−41N	+36B	+26N	−23B	=48N	F	F	2.5	26.5	28.0	9.25	1452	-17.6
46	Kyaterekera, Brendah	1539	UGA	−8B	−49N	−12B	=36N	F	+55B	+48N	−20B	2.5	25.0	25.0	5.75	1488	-13.6
47	Ngeny Cynthia Chebet	1505	KEN	−19N	+30B	−6N	−39B	−51N	=32B	F	+55N	2.5	24.5	24.5	7.50	1527	-0.4
48	Kylee Keza Katongole	0	UGA	=36N	+38B	−22N	=29B	−27N	=45B	−46B	F	2.5	24.0	25.0	8.00	1277	0.0
49	Ndirangu Racheal	0	KEN	F	+46B	−4N	+32B	−6N	−17N	F	F	2.0	27.0	27.0	6.50	1634	0.0
50	FIDE 10846557	0	—	+58B	−24N	F	+57B	−4N	−25N	−16B	−31N	2.0	26.0	26.0	2.00	788	0.0
51	Meisi Tamar	0	KEN	+40B	−16N	−7B	−43N	+47B	−33N	F	F	2.0	24.0	24.0	5.50	1348	0.0
52	Sesenet Moisari Kantai	0	KEN	−31N	F	+62B	−9N	−21B	+43N	−39B	−32N	2.0	24.0	24.0	3.00	1284	0.0
53	FIDE 554008794	0	—	F	−22B	−57N	+?N	−25B	−31N	−37B	+61N	2.0	17.0	17.0	0.00	684	0.0
54	Kim Vivica	0	KEN	=44B	F	−34N	−15B	+32N	−20B	F	−24N	1.5	26.5	26.5	5.25	1306	0.0
55	Breetalizah Amanda	0	KEN	F	=43N	−21B	−25N	−33B	−46N	+61N	−47B	1.5	21.0	21.0	1.50	1176	-54.4
56	Olivia Makungu	1423	KEN	−25B	−10N	−17B	−33N	F	+61B	F	−40N	1.0	24.0	24.0	0.00	892	-31.6
57	FIDE 554008883	0	—	−30N	F	+53B	−50N	−12B	F	F	F	1.0	19.5	19.5	2.00	1036	0.0
58	FIDE 554008786	0	—	−50N	F	−35B	=42N	=43B	−40N	−32B	F	1.0	18.5	18.5	3.00	1334	0.0
59	Grace Mercy	1474	KEN	+63N	−19B	−10B	−12N	F	F	F	F	1.0	15.5	15.5	0.00	1552	+10.8
60	Rotich Natasha Cheptoo	1498	KEN	−11B	−28N	F	−44B	F	−41N	F	F	0.0	22.0	22.0	0.00	900	-9.6
61	FIDE 554008743	0	—	−42B	F	−32N	−31N	−26B	−56N	−55B	−53B	0.0	20.0	20.0	0.00	639	0.0
62	FIDE 554009057	0	—	F	F	−52N	F	−17B	−42N	−43B	F	0.0	16.0	16.0	0.00	812	0.0
63	Biyinzika Pauline	1653	UGA	−59B	−23N	−26B	F	F	F	F	F	0.0	10.0	10.0	0.00	643	-92.0

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers

1Nashipae BellaWCMKEN
+153.2
7.5 pts · #1
2McKenzie ChanelKEN
+120.8
5.0 pts · #6
3Apondi AshleyKEN
+97.2
4.5 pts · #10

Top rating losers

1Biyinzika PaulineUGA
-92.0
0.0 pts · #58
2Milan SuterKEN
-64.8
3.0 pts · #48
3Kaloki, ZuriKEN
-60.4
5.5 pts · #11

Biggest upsets

R1+327 Elo gap
McKenzie Chanel1541 beat Kaloki, Zuri1868
R2+240 Elo gap
Apondi Ashley1413 beat Biyinzika Pauline1653
R3+227 Elo gap
Gilana Angel Muthoni1426 beat Biyinzika Pauline1653