2025 Southern Suburbs Championship Rounds 4-7
13 players participated in this 7-round tournament, held from 04 Nov 2025 to 25 Nov 2025 in Perth, Australia. 1 titled players from 2 federations. Top 10 Elo average was 1690, and top seed was David King (🇦🇺 AUS, 1877).
Stijn Verlinden (🇦🇺 AUS, 0) won with 3.5/7, ahead of David King (3.0) and Kathryn Hardegen (3.0). Verlinden took the lead from round 6.
The biggest upset came in round 5: Wallace Sheridan (1520) beat Cecil Gwezere (1763), a +243-point gap.
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How it unfolded
Top 6 · 7 roundsStijn Verlinden led from R6; +0.5-point edge over the runner-up. Title race converged from 6 co-leaders at R4 to 1 by R6.
Stijn Verlinden held the sole lead from R6 through R7 without losing it.
Stijn Verlinden drew with David King (White).
WFM Kathryn Hardegen won 3 in a row (R5–R7).
Key matchups · top 4
Head-to-head between the four finishers| Player | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| 1Stijn Verlinden | * | ½ | — | — |
| 2David King | ½ | * | 1 | ½ |
| 3WFMKathryn Hardegen | — | 0 | * | 1 |
| 4Gavin Soutar | — | ½ | 0 | * |
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | R5 | R6 | R7 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Verlinden, Stijn | 0 | AUS | F | F | F | +11B | =2B | +7N | +6B | 3.5 | 7.0 | 7.0 | 5.50 | 2021 | +12.0 |
| 2 | King, David | 1877 | AUS | F | F | F | +3B | =1N | =4B | +5B | 3.0 | 11.0 | 11.0 | 8.00 | 1993 | +11.2 |
| 3 | Hardegen, KathrynWFM | 1868 | AUS | F | F | F | −2N | +4B | +5N | +7B | 3.0 | 9.5 | 9.5 | 6.50 | 1903 | +3.8 |
| 4 | Soutar, Gavin | 1754 | AUS | F | F | F | +12B | −3N | =2N | +10B | 2.5 | 6.0 | 6.0 | 1.50 | 1820 | +8.4 |
| 5 | Van Burgel, Bradley | 1644 | AUS | F | F | F | +13N | +6B | −3B | −2N | 2.0 | 8.0 | 8.0 | 2.00 | 1729 | +10.0 |
| 6 | Sethuraman, Jaswanth Ram | 1549 | AUS | F | F | F | +10N | −5N | +8B | −1N | 2.0 | 7.5 | 7.5 | 2.00 | 1681 | +32.0 |
| 7 | Sheridan, Wallace | 1520 | AUS | F | F | F | +9N | +11N | −1B | −3N | 2.0 | 7.5 | 7.5 | 1.00 | 1724 | +8.8 |
| 8 | McAteer, Ian | 1717 | AUS | F | F | F | F | +10B | −6N | +9N | 2.0 | 3.0 | 3.0 | 1.00 | 1499 | -10.4 |
| 9 | Aggarwal, Nevish | 0 | AUS | F | F | F | −7B | F | +?N | −8B | 1.0 | 4.0 | 4.0 | 0.00 | 1437 | 0.0 |
| 10 | Jayasinghe, Attiligoda | 0 | AUS | F | F | F | −6B | −8N | F | −4N | 0.0 | 6.5 | 6.5 | 0.00 | 851 | -35.2 |
| 11 | Gwezere, Cecil | 1763 | ZIM | F | F | F | −1N | −7B | F | F | 0.0 | 5.5 | 5.5 | 0.00 | 966 | -18.0 |
| 12 | De Heer, Alex | 1631 | AUS | F | F | F | −4N | F | F | F | 0.0 | 2.5 | 2.5 | 0.00 | 945 | -7.6 |
| 13 | Wu, Kobe | 1581 | AUS | F | F | F | −5B | F | F | F | 0.0 | 2.0 | 2.0 | 0.00 | 828 | -21.2 |
Key insights
Biggest movers and upsets — the story behind the numbers.
- 1Sethuraman, Jaswanth RamAUS+32.02.0 pts · #5
- 2Verlinden, StijnAUS+12.03.5 pts · #1
- 3King, DavidAUS+11.23.0 pts · #2
- 1Jayasinghe, AttiligodaAUS-35.20.0 pts · #11
- 2Wu, KobeAUS-21.20.0 pts · #12
- 3Gwezere, CecilZIM-18.00.0 pts · #10
- R5+243 Elo gap
- R6+168 Elo gap