Markham True North Open U1900
Open SwissStandard
11 players participated in this 6-round tournament, held from 27 Jun 2025 to 29 Jun 2025 in Markham, Canada. 2 federations represented. Top 10 Elo average was 651, and top seed was Armand Jess Mendoza (🇨🇦 CAN, 1822).
Oscar Cheung (🇨🇦 CAN, 1650) won with 5.0/6, ahead of Matthew Jung (3.5) and Trifelino T Miaco (3.5). Cheung won solo starting round 2.
Location
🇨🇦Markham, Canada
Dates
27 Jun 2025 → 29 Jun 2025
Time control
Standard: 90 minutes with 30 second increment from move 1
System
Swiss · 6 rounds
Avg top 10
651
Participants
11
Federations · 2 represented
🇨🇦Canada×10
🇺🇸United States of America×1
Top 3
- 🥇
- 🥈
- 🥉
How it unfolded
Top 6 · 6 roundsOscar Cheung led from R2; +1.5-point edge over the runner-up.
Co-leaders
3
1
1
1
1
1
R2–R6 · LEAD HELD
Oscar Cheung never relinquished the lead after R2; final gap +1.5 over the runner-up.
R6 · HEAD-TO-HEAD · WINNER VS 2ND
Oscar Cheung drew with Trifelino T Miaco (White).
R1–R4 · WIN STREAK
Oscar Cheung won 4 in a row (R1–R4).
Key matchups · top 4
Head-to-head between the four finishers| Player | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| 1Oscar Cheung | * | ½ | ½ | 1 |
| 2Trifelino T Miaco | ½ | * | — | — |
| 3Matthew Jung | ½ | — | * | 0 |
| 4Zhibo Zhang | 0 | — | 1 | * |
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | R5 | R6 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Cheung, Oscar | 1650 | CAN | +8B | +10N | +4N | +5B | =2N | =3B | 5.0 | 14.5 | 15.5 | 12.00 | 1952 | +45.5 |
| 2 | Jung, Matthew | 0 | CAN | +7N | −4B | +9B | +6N | =1B | −5N | 3.5 | 15.5 | 17.0 | 8.50 | 1653 | 0.0 |
| 3 | Miaco, Trifelino T | 1690 | USA | F | +11N | −6B | +8N | +4B | =1N | 3.5 | 12.5 | 12.5 | 7.50 | 1727 | +3.8 |
| 4 | Moran-Venegas, Mario | 1598 | CAN | F | +2N | −1B | +7B | −3N | +10B | 3.0 | 15.0 | 15.0 | 6.50 | 1525 | -6.0 |
| 5 | Zhang, Zhibo | 0 | CAN | +9N | −6B | +10B | −1N | F | +2B | 3.0 | 13.5 | 14.0 | 6.00 | 1531 | 0.0 |
| 6 | Zhuang, Ryan | 0 | CAN | =11B | +5N | +3N | −2B | F | F | 2.5 | 10.5 | 10.5 | 6.75 | 2490 | +18.8 |
| 7 | Lee, Jayden | 0 | CAN | −2B | =8N | +11B | −4N | =9B | F | 2.0 | 10.0 | 10.0 | 2.00 | 1390 | 0.0 |
| 8 | Le, Duc Khai | 1567 | CAN | −1N | =7B | F | −3B | +10N | −9N | 1.5 | 13.0 | 13.0 | 2.00 | 1525 | -6.0 |
| 9 | Al-Dahleh, Nabil | 0 | CAN | −5B | F | −2N | −10B | =7N | +8B | 1.5 | 11.0 | 11.0 | 2.50 | 1588 | 0.0 |
| 10 | Chen, Neill | 0 | CAN | F | −1B | −5N | +9N | −8B | −4N | 1.0 | 14.0 | 14.0 | 1.50 | 806 | -60.4 |
| 11 | She, Allan | 0 | CAN | =6N | −3B | −7N | F | F | F | 0.5 | 11.0 | 11.0 | 1.25 | 1507 | 0.0 |
Key insights
Biggest movers and upsets — the story behind the numbers.
Top rating gainers
- 1Cheung, OscarCAN+45.55.0 pts · #1
- 2Zhuang, RyanCAN+18.82.5 pts · #5
- 3Miaco, Trifelino TUSA+3.83.5 pts · #2
Top rating losers
- 1Chen, NeillCAN-60.41.0 pts · #11
- 2Moran-Venegas, MarioCAN-6.03.0 pts · #7
- 3Le, Duc KhaiCAN-6.01.5 pts · #4