CChessStats

National Swiss Championship 2025 - Open

Open SwissStandard

30 players participated in this 7-round tournament, held from 22 Nov 2025 to 30 Nov 2025 in Pos, Trinidad and Tobago. 9 titled players. Top 10 Elo average was 1994, and top seed was Quinn Cabralis (🇹🇹 TTO, FM, 2242).

Quinn Cabralis (🇹🇹 TTO, FM, 2242) won with 6.0/7, ahead of Vishnu Singh (5.5) and Adrian Winter Atwell (5.5). Cabralis clinched sole first place in the final round.

The biggest upset came in round 7: Caleb Campo (1457) beat Joshua Medina (CM, 1994), a +537-point gap.

Location
🇹🇹Pos, Trinidad and Tobago
Dates
22 Nov 2025 → 30 Nov 2025
Time control
Standard: 90 minutes with 30 second increment from move 1
System
Swiss · 7 rounds
Top seed
🇹🇹FMQuinn Cabralis2242
Avg top 10
1,994
Participants
30
Titled players · 9
IM×1
FM×3
CM×5
Federations · 1 represented
🇹🇹Trinidad and Tobago×28
Top 3

How it unfolded

Top 6 · 7 rounds

FM Quinn Cabralis led from R7; +0.5-point edge over the runner-up. Title race converged from 2 co-leaders at R4 to 1 by R7.

Co-leaders
13
5
1
2
1
1
1
23.55.57R1R2R3R4R5R6R7Cabralis takes lead
Cabralis6Winter Atwell5.5Singh5.5Bowles5Khafra4.5James4.5
R7 · LEADER CHANGE30 Nov

FM Quinn Cabralis takes the sole lead (6.0/7).

R3 · HEAD-TO-HEAD · WINNER VS 2ND

FM Quinn Cabralis drew with FM Adrian Winter Atwell (White).

WIN STREAKS · 3 top finishers

FM Quinn Cabralis 3 wins (R5–R7)FM Adrian Winter Atwell 3 wins (R5–R7)IM Vishnu Singh 3 wins (R1–R3)

Key matchups · top 4

Head-to-head between the four finishers
Player1234
1FMQuinn Cabralis*
½
½
—
2FMAdrian Winter Atwell
½
*
1
—
3IMVishnu Singh
½
0
*
1
4CMAndrew Bowles——
0
*

Grille américaine

#PlayerEloFedR1R2R3R4R5R6R7PtsBu C1BuSBPerfΔ
1Cabralis, QuinnFM2242TTO+17B+11N=3B=2N+10B+9N+8B6.027.030.024.502286+8.4
2Singh, VishnuIM2188TTO+26N+5B+15N=1B+8N+4B−3N5.528.530.021.502218+7.8
3Winter Atwell, AdrianFM2070TTO+19N+6B=1N−8B+12N+15B+2B5.527.530.023.002197+25.0
4Bowles, AndrewCM1704TTO+29N=8B+7N=15B+5N−2N+10B5.026.026.016.752027+46.4
5Khafra, Enen-Sa-Tefa Ab1919TTO+24B−2N+17B+11N−4B+13N=6B4.526.028.015.251830-10.8
6James, Levi1731TTO+28B−3N+14B=9N+23B=8B=5N4.524.024.012.251916+54.4
7Campo, Caleb1457TTO+10B=22N−4B+20N−9B+19N+15N4.521.523.513.501786+93.6
8Harper, RyanFM2115TTO+16B=4N+9B+3N−2B=6N−1N4.030.534.017.751992-15.4
9Samuel Bisnath, KaelCM1940TTO+21N+23B−8N=6B+7N−1B=12N4.025.527.513.251852-21.6
10Lee, Hayden1836TTO−7N+18B+26B+23N−1N+11B−4N4.024.526.010.501763-11.8
11Duncan, LeonardCM1802TTO+27N−1B+13N−5B+14N−10N+24B4.024.525.511.001747-8.6
12Ramadhar, KishoreCM1836TTO−25B+24N+16B=19N−3B+20N=9B4.020.021.511.251775-4.0
13Sookdeo, Saanjive1555TTO=22B+20N−11B=17N+16B−5B+26N4.019.521.010.001668+32.4
14Maharaj, Kevin1500TTO−15N+29B−6N+22B−11B+25N+17B4.018.518.56.501657+34.4
15Medina, JoshuaCM1994TTO+14B+25N−2B=4N+19B−3N−7B3.527.028.510.501733-69.6
16Maynard, David1524TTO−8N+27B−12N+28B−13N=21B+20N3.518.018.04.751379-14.6
17Bernard, Omari1597TTO−1N+21B−5N=13B=18N+23B−14N3.024.026.08.001622+0.8
18Humphrey, Ty1632TTO=20B−10N−21B+25N=17B−24N+22N3.016.017.56.251453-48.4
19Ramdatt, Nilesh1512TTO−3B+30NF=12B−15N−7B+21N2.522.022.04.501629+24.8
20Rupert, Andre0TTO=18N−13B+27N−7B+21N−12B−16B2.521.522.55.0013890.0
21Bassant, Zac1494TTO−9B−17N+18N+26B−20B=16N−19B2.518.520.06.251560+16.8
22Primus, Prince1619TTO=13N=7BF−14N=25B=27N−18B2.019.520.55.501343-28.8
23Haynes, Trevor Anthony1603TTO+30B−9N+25B−10B−6N−17NF2.018.018.01.501483-16.8
24Rambally, Arjun1474TTO−5N−12BFF+28N+18B−11N2.015.515.53.001593+16.4
25Borneo, Arcanjo0TTO+12N−15B−23N−18B=22N−14BF1.518.518.55.0015050.0
26Lewis, Maliq1549TTO−2BF−10N−21N=27B+28N−13B1.517.017.00.50907-52.4
27Bowyer, Jaydon0TTO−11B−16N−20BF=26N=22BF1.015.515.51.7514300.0
28FIDE 77138430—−6NFF−16N−24B−26BF0.014.514.50.007680.0
29FIDE 77181520—−4B−14NFFFFF0.013.013.00.008020.0
30Superville, Arthur1516TTO−23N−19BFFFFF0.05.55.50.00761-17.6

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers
Top rating losers
Biggest upsets