NMB Closed 2025 (U14)

Open SwissStandard

25 players participated in this 6-round tournament, held from 13 Jun 2025 to 14 Jun 2025 in Gqeberha, South Africa. Top 10 Elo average was 1357, and top seed was Imaan Arbi (🇿🇦 RSA, 1722).

Sebastian Kapp (🇿🇦 RSA, 1663) won with 5.0/6, ahead of Samuel DRISCOLL (5.0) and Nicholas Step (4.5). Kapp won on tie-break after catching the field in the final round.

Location

🇿🇦Gqeberha, South Africa

Dates

13 Jun 2025 → 14 Jun 2025

Time control

Standard: All Moves in 55 Min. Incr. 5 Sec. / /

System

Swiss · 6 rounds

Avg top 10

1,357

Participants

Federations · 1 represented

🇿🇦South Africa×19

Top 3

🥇
Sebastian Kapp
🇿🇦RSA·1663
5.0pts·1681perf+3.2
🥈
Samuel DRISCOLL
🇿🇦RSA·1620
5.0pts·1728perf+17.2
🥉
Nicholas Step
🇿🇦RSA·1615
4.5pts·1656perf+8.8

How it unfolded

Top 6 · 6 rounds

Tight race until R6; 2 players tied at 5.0/6, decided on Buchholz.

Co-leaders

DRISCOLL5Kapp5Step4.5CHIPUNZA4NELL4Murray4

R5 · LEADER CHANGE14 Jun

Nicholas Step takes the sole lead (4.5/5).

R6 · TIEBREAK CLUSTER

2 players finish on 5.0/6. Kapp takes the title on Buchholz Cut1 (20.5).

R4 · HEAD-TO-HEAD · WINNER VS 2ND

Samuel DRISCOLL lost to Sebastian Kapp (Black).

Key matchups · top 4

Head-to-head between the four finishers

Player	1	2	3	4
1Samuel DRISCOLL	*	0	1	1
2Sebastian Kapp	1	*	0	—
3Nicholas Step	0	1	*	½
4Jaden CHIPUNZA	0	—	½	*

Grille américaine

#	Player	Elo	Fed	R1	R2	R3	R4	R5	R6	Pts	Bu C1	Bu	SB	Perf	Δ
1	Kapp, Sebastian	1663	RSA	+15N	+12B	+10N	+2B	−3N	+5B	5.0	20.5	23.5	19.00	1681	+3.2
2	DRISCOLL, Samuel	1620	RSA	+25N	+13B	+14N	−1N	+4B	+3B	5.0	19.5	21.0	16.00	1728	+17.2
3	Step, Nicholas	1615	RSA	+9B	+5N	=4B	+10N	+1B	−2N	4.5	22.0	25.5	18.50	1656	+8.8
4	CHIPUNZA, Jaden	1530	RSA	+21B	+18N	=3N	+8B	−2N	=6B	4.0	20.0	22.0	12.75	1514	-3.6
5	George, Panashe	0	RSA	+?N	−3B	+13N	+14B	+11B	−1N	4.0	19.0	19.0	9.50	1441	0.0
6	NELL, Chelsea Jane	1400	RSA	−13N	+19B	=9N	+15B	+16N	=4N	4.0	17.0	19.5	12.50	1692	+30.8
7	Arries, Keaton	0	RSA	−14N	+21B	+22N	+16B	=9N	=12B	4.0	15.5	17.5	10.75	1488	0.0
8	ADAMS, Ciara	1422	RSA	−24B	+17N	+18B	−4N	+13B	+14N	4.0	15.0	16.5	11.00	730	-14.0
9	Murray, Chloe	0	RSA	−3N	+?B	=6B	+?N	=7B	+17N	4.0	15.0	15.0	6.50	1579	0.0
10	McLachlan, Geoffrey	1433	RSA	+17B	+24N	−1B	−3B	+15N	=11N	3.5	18.5	20.0	8.75	1293	-19.6
11	Arries, Jayde	1418	RSA	−18N	+25B	+16N	+12B	−5N	=10B	3.5	16.5	18.0	9.75	1644	+23.6
12	Van Greunen, Melaney	0	RSA	+?B	−1N	+24B	−11N	+21B	=7N	3.5	16.0	16.0	5.50	742	0.0
13	Bownes, Fabian	0	RSA	+6B	−2N	−5B	+23N	−8N	+22B	3.0	19.0	21.0	8.00	1356	0.0
14	Smile, Osakhe	0	RSA	+7B	+?N	−2B	−5N	+24B	−8B	3.0	18.5	18.5	5.50	1463	0.0
15	Sonti, Khwezi	0	RSA	−1B	+?N	+23B	−6N	−10B	+18N	3.0	17.0	17.0	4.50	699	0.0
16	Prinsloo, Liam	1468	RSA	+22B	+23N	−11B	−7N	−6B	+21N	3.0	15.5	17.5	6.00	610	-46.4
17	FIDE 14360837	0	—	−10N	−8B	=?N	+22B	+19N	−9B	2.5	16.0	16.0	4.50	628	0.0
18	Bosch, Rayhaan	0	RSA	+11B	−4B	−8N	=24N	+?B	−15B	2.5	16.0	16.0	4.25	1524	0.0
19	FIDE 14362740	0	—	=?B	−6N	+25B	−21N	−17B	+24N	2.5	11.5	11.5	3.00	1369	0.0
20	Swartz, Jane	0	RSA	−23B	−22N	−?B	=25N	+?B	+?N	2.5	5.5	5.5	0.75	923	0.0
21	FIDE 14384035	0	—	−4N	−7N	+?B	+19B	−12N	−16B	2.0	17.0	17.0	2.50	699	0.0
22	FIDE 534025600	0	—	−16N	+20B	−7B	−17N	+?B	−13N	2.0	15.0	15.0	2.50	668	0.0
23	FIDE 14390701	0	—	+20N	−16B	−15N	−13B	−25N	+?N	2.0	13.0	13.0	2.50	668	0.0
24	Du Toit, Hayden	0	RSA	+8N	−10B	−12N	=18B	−14N	−19B	1.5	16.5	19.0	5.25	1428	0.0
25	FIDE 14361000	0	—	−2B	−11N	−19N	=20B	+23B	−?N	1.5	15.5	15.5	3.25	787	0.0

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers

1NELL, Chelsea JaneRSA
+30.8
4.0 pts · #6
2Arries, JaydeRSA
+23.6
3.5 pts · #7
3DRISCOLL, SamuelRSA
+17.2
5.0 pts · #2

Top rating losers

1Prinsloo, LiamRSA
-46.4
3.0 pts · #22
2McLachlan, GeoffreyRSA
-19.6
3.5 pts · #14
3ADAMS, CiaraRSA
-14.0
4.0 pts · #18