CChessStats

CD Lisboa Jovens 2025-26 - U12

Open SwissStandard

12 players participated in this 6-round tournament, held from 14 Feb 2026 to 17 Feb 2026 in Lisboa, Portugal. 2 federations represented. Top 10 Elo average was 934, and top seed was Toby Byron (🇵🇹 POR, 1689).

David Li Wei (🇵🇹 POR, 1599) won with 5.0/6, ahead of Pedro Xavier Nunes (4.0) and Afonso Panao Rodrigues Teixeira (3.0). Li Wei won solo starting round 5.

Location
🇵🇹Lisboa, Portugal
Dates
14 Feb 2026 → 17 Feb 2026
Time control
Standard: 90 minutes for game with 30 seconds delay from move 1
System
Swiss · 6 rounds
Top seed
🇵🇹Toby Byron1689
Avg top 10
934
Participants
12
Federations · 2 represented
🇵🇹Portugal×10
🇷🇺Russia×1
Top 3

How it unfolded

Top 6 · 6 rounds

David Li Wei led from R5; +1.0-point edge over the runner-up. Title race converged from 2 co-leaders at R4 to 1 by R5.

Co-leaders
3
2
4
2
1
1
1.534.56R1R2R3R4R5R6
R5–R6 · LEAD HELD

David Li Wei never relinquished the lead after R5; final gap +1.0 over the runner-up.

R2 · HEAD-TO-HEAD · WINNER VS 2ND

David Li Wei beat Pedro Xavier Nunes (Black).

R2–R6 · WIN STREAK

David Li Wei won 5 in a row (R2–R6).

Key matchups · top 4

Head-to-head between the four finishers

Grille américaine

#PlayerEloFedR1R2R3R4R5R6PtsBu C1BuSBPerfΔ
1Li Wei, David1599PORF+2N+8B+4B+5N+7N5.013.513.513.502384+57.6
2Nunes, Pedro Xavier0POR+?N1B+?N+9B7B+3N4.011.011.04.0015390.0
3Teixeira, Afonso Panao Rodrigues1610POR+12N+11B4N5B+8N2B3.012.012.02.501437-27.2
4Porechny, Kirill1565RUSFF+3B1N+6B+10N3.011.511.56.501604+4.4
5Byron, Toby1689PORF=6N+7B+3N1BF2.512.512.56.251691-1.2
6Adriano, Afonso Milheiro0PORF=5B=11N+8B4N=?N2.58.08.03.5014490.0
7Pereira, Dinis1456PORF+9B5NF+2N1B2.012.512.55.00849-23.2
8Silva, Duarte Gomes0POR+?N+?B1N6N3B2.010.510.50.0014300.0
9FIDE 19787640F7NF2N+?NF1.06.06.00.006890.0
10Vorozhbyt, Yeva0PORFFF+11BF4B1.03.53.50.5014950.0
11Regateiro, Afonso1422PORF3N=6B10N0.56.56.51.25809-10.4
12Grilo, Pedro0POR3B0.00.03.00.008090.0

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers
Top rating losers