Festival de Xadrez Amador Regional Nordeste STD U1700
19 players participated in this 6-round tournament, held from 06 Jun 2025 to 08 Jun 2025 in Sao Luis MA, Brazil. 2 federations represented. Top 10 Elo average was 163, and top seed was Samuel Guara Leao Lima (🇧🇷 BRA, 1642).
Ciro Lima Oliveira (🇧🇷 BRA, 0) won with 5.5/6, ahead of Mauricio Oliveira Brand Ferreira (4.5) and Renato Jorge Barbosa Carvalho Junior (4.5). Oliveira broke clear in the final round.
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How it unfolded
Top 6 · 6 roundsCiro Lima Oliveira led from R6; +1.0-point edge over the runner-up. Title race converged from 2 co-leaders at R4 to 1 by R6.
Ciro Lima Oliveira never relinquished the lead after R6; final gap +1.0 over the runner-up.
Ciro Lima Oliveira beat Mauricio Oliveira Brand Ferreira (Black).
Ciro Lima Oliveira 4 wins (R1–R4)Mauricio Oliveira Brand Ferreira 3 wins (R1–R3)Renato Jorge Barbosa Carvalho Junior 3 wins (R3–R5)
Key matchups · top 4
Head-to-head between the four finishers| Player | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| 1Ciro Lima Oliveira | * | 1 | — | — |
| 2Mauricio Oliveira Brand Ferreira | 0 | * | — | — |
| 3Renato Jorge Barbosa Carvalho Junior | — | — | * | 1 |
| 4Janaina Santos Bezerra | — | — | 0 | * |
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | R5 | R6 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Oliveira, Ciro Lima | 0 | BRA | +6B | +9N | +?B | +2N | =?B | +?B | 5.5 | 11.0 | 11.0 | 11.00 | 1581 | 0.0 |
| 2 | Ferreira, Mauricio Oliveira Brand | 0 | BRA | +11B | +?N | +8B | −1B | =?N | +5N | 4.5 | 15.0 | 15.0 | 9.50 | 1648 | 0.0 |
| 3 | Jorge Barbosa Carvalho Junior, Renato | 0 | FID | =12B | =5N | +17N | +8B | +4N | =?B | 4.5 | 14.5 | 14.5 | 11.50 | 1628 | 0.0 |
| 4 | Bezerra, Janaina Santos | 0 | BRA | +5B | +?B | −?N | +?N | −3B | +9N | 4.0 | 11.0 | 11.0 | 6.50 | 1675 | 0.0 |
| 5 | Batista, Lucas Gabriel Lopes | 1628 | BRA | −4N | =3B | +16N | +15B | +6N | −2B | 3.5 | 18.0 | 19.5 | 8.75 | 2361 | +16.4 |
| 6 | Lima, Gabriel Guara Leao | 0 | BRA | −1N | +19B | =15N | +10N | −5B | +12B | 3.5 | 16.0 | 16.5 | 6.75 | 828 | -16.4 |
| 7 | Leitao, Davi Ribeiro | 0 | BRA | −15N | =16B | +?N | +12B | +?N | −?B | 3.5 | 5.5 | 5.5 | 3.25 | 1662 | 0.0 |
| 8 | FIDE 538044137 | 0 | — | F | +?B | −2N | −3N | +18B | +?N | 3.0 | 10.0 | 10.0 | 1.00 | 1585 | 0.0 |
| 9 | FIDE 538025906 | 0 | — | +?N | −1B | +?N | +?B | −?N | −4B | 3.0 | 9.5 | 9.5 | 0.00 | 1585 | 0.0 |
| 10 | FIDE 538044200 | 0 | — | −?N | +?B | +18N | −6B | =?N | =?B | 3.0 | 4.5 | 4.5 | 1.00 | 1370 | 0.0 |
| 11 | Rezende, Jose Vitor Bezerra | 0 | BRA | −2N | +?B | +?N | −?B | +?N | −?B | 3.0 | 4.5 | 4.5 | 0.00 | 1604 | 0.0 |
| 12 | FIDE 538044218 | 0 | — | =3N | +?B | −?B | −7N | +14B | −6N | 2.5 | 14.0 | 14.0 | 4.75 | 761 | 0.0 |
| 13 | FIDE 44705689 | 0 | — | −?N | −?B | +?N | −?B | =17B | +16N | 2.5 | 3.0 | 3.0 | 2.25 | 842 | 0.0 |
| 14 | FIDE 44794932 | 0 | — | −?B | +?N | −?N | =?B | −12N | +19B | 2.5 | 3.0 | 3.0 | 0.50 | 765 | 0.0 |
| 15 | FIDE 538044110 | 0 | — | +7B | −?N | =6B | −5N | −?B | −17N | 1.5 | 12.0 | 12.0 | 5.25 | 1402 | 0.0 |
| 16 | FIDE 538044145 | 0 | — | −?N | =7N | −5B | +19B | −?N | −13B | 1.5 | 10.0 | 10.0 | 2.25 | 797 | 0.0 |
| 17 | Lima, Mateus Guara Leao | 0 | BRA | −?N | F | −3B | −?B | =13N | +15B | 1.5 | 8.5 | 8.5 | 2.75 | 842 | 0.0 |
| 18 | FIDE 538025850 | 0 | — | +?B | −?N | −10B | F | −8N | −?B | 1.0 | 6.0 | 6.0 | 0.00 | 842 | 0.0 |
| 19 | FIDE 538044170 | 0 | — | −?B | −6N | =?B | −16N | F | −14N | 0.5 | 7.5 | 7.5 | 0.00 | 761 | 0.0 |
Key insights
Biggest movers and upsets — the story behind the numbers.
- 1Batista, Lucas Gabriel LopesBRA+16.43.5 pts · #8
- 2Lima, Mateus Guara LeaoBRA0.01.5 pts · #13
- 3FIDE 447056890.02.5 pts · #18
- 1Lima, Gabriel Guara LeaoBRA-16.43.5 pts · #17
- 2Lima, Mateus Guara LeaoBRA0.01.5 pts · #13
- 3FIDE 447056890.02.5 pts · #18