CChessStats

III Taca Cidade de Maraba STD

Open SwissStandard

11 players participated in this 5-round tournament, held from 20 Sept 2025 to 21 Sept 2025 in Maraba PA, Brazil. Top 10 Elo average was 1794, and top seed was Antonio W. Oliveira De Sena (πŸ‡§πŸ‡· BRA, 1964).

Marcio de Souza Pessoa (πŸ‡§πŸ‡· BRA, 1906) won with 4.5/5, ahead of Saymon Barreira Lima (3.5) and Zidane Nobrega Carrias (3.0). Pessoa won solo starting round 3.

The biggest upset came in round 1: Vitor Fael Barros Medrado (1534) beat Pollyclessio Mota Sa (1806), a +272-point gap.

Location
πŸ‡§πŸ‡·Maraba PA, Brazil
Dates
20 Sept 2025 β†’ 21 Sept 2025
Time control
Standard: 60 minutes with 30 seconds increment from move 1
System
Swiss Β· 5 rounds
Top seed
πŸ‡§πŸ‡·Antonio W. Oliveira De Sena1964
Avg top 10
1,794
Participants
11
Federations Β· 1 represented
πŸ‡§πŸ‡·BrazilΓ—11
Top 3

How it unfolded

Top 6 Β· 5 rounds

Marcio de Souza Pessoa led from R3; +1.0-point edge over the runner-up.

Co-leaders
5
3
1
1
1
1.52.545R1R2R3R4R5
Pessoa4.5Lima3.5Carrias3De Sousa3De Sena3De Oliveira3
R3–R5 Β· LEAD HELD

Marcio de Souza Pessoa never relinquished the lead after R3; final gap +1.0 over the runner-up.

R5 Β· HEAD-TO-HEAD Β· WINNER VS 2ND

Marcio de Souza Pessoa drew with Saymon Barreira Lima (White).

R1–R4 Β· WIN STREAK

Marcio de Souza Pessoa won 4 in a row (R1–R4).

Key matchups Β· top 4

Head-to-head between the four finishers
Player1234
1Marcio de Souza Pessoa*
Β½
1
1
2Saymon Barreira Lima
Β½
*
0
β€”
3Zidane Nobrega Carrias
0
1
*
0
4Jadson Alves De Sousa
0
β€”
1
*

Grille amΓ©ricaine

#PlayerEloFedR1R2R3R4R5PtsBu C1BuSBPerfΞ”
1Pessoa, Marcio de Souza1906BRA+8B+3N+4B+5N=2B4.512.513.511.752172+28.6
2Lima, Saymon Barreira1794BRA+5B+11Nβˆ’3B+6B=1N3.513.513.58.251983+40.0
3Carrias, Zidane Nobrega1749BRA+6Nβˆ’1B+2Nβˆ’4N+9B3.014.015.07.501889+38.8
4De Sousa, Jadson Alves1920BRA+7N+9Bβˆ’1N+3Bβˆ’6N3.012.513.56.001840-8.0
5De Sena, Antonio W. Oliveira1964BRAβˆ’2N+7B+8Nβˆ’1B+10N3.011.012.04.001836-29.2
6De Oliveira, Edilson Rufino1942BRAβˆ’3B+10N+11Bβˆ’2N+4B3.010.510.54.001817-13.2
7De Andrade, Isadora V Goncalves1716BRAβˆ’4Bβˆ’5N+9N+8BF2.08.08.02.001756+7.2
8Junior, Gily Vileneve A Piaui1605BRAβˆ’1NFβˆ’5Bβˆ’7N+11B1.09.59.50.001059-24.0
9Medrado, Vitor Fael Barros1534BRA+10Bβˆ’4Nβˆ’7BFβˆ’3N1.09.09.01.001605+10.0
10Sa, Pollyclessio Mota1806BRAβˆ’9Nβˆ’6BF+11Nβˆ’5B1.07.07.00.001013-57.6
11Banzoli, Marcelo Kherlakian0BRAFβˆ’2Bβˆ’6Nβˆ’10Bβˆ’8N0.08.58.50.009870.0

Key insights

Biggest movers and upsets β€” the story behind the numbers.

Top rating gainers
Top rating losers
Biggest upsets
III Taca Cidade de Maraba STD (2025) β€” Maraba PA, Brazil | Chess Tournament Results | ChessStats