IRT PiauiParalelo 2025
10 players participated in this 4-round tournament, held from 03 Dec 2025 to 10 Dec 2025 in Teresina PI, Brazil. Top 10 Elo average was 1366, and top seed was Ramon Domingos Cunha Silva (🇧🇷 BRA, 1886).
Lucas Araujo De Sousa Lima (🇧🇷 BRA, 1772) won with 4.0/4, ahead of Ronnyel Carlos Cunha Silva (3.5) and Francisco Luciano de Sousa Lima (3.0). Lima broke clear in the final round.
The biggest upset came in round 2: Marcelo Dos Santos Sousa (1612) beat Ramon Domingos Cunha Silva (1886), a +274-point gap.
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How it unfolded
Top 10 · 4 roundsLucas Araujo De Sousa Lima led from R4 onwards, the runner-up race stayed tight.
Lucas Araujo De Sousa Lima held the sole lead from R4 through R4 without losing it.
Lucas Araujo De Sousa Lima 4 wins (R1–R4)Ronnyel Carlos Cunha Silva 3 wins (R2–R4)Francisco Luciano de Sousa Lima 3 wins (R1–R3)
Cross-table
| # | Player | Elo | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | Pts | SB | Bh | Δ Elo | Perf |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 3 | 🇧🇷Lima, Lucas Araujo De Sousa | 1772 | * | — | — | — | — | 1 | 1 | 1 | 1 | — | 4.0 | 2.00 | 2.0 | +26.0 | 2440 |
| 1 | 🇧🇷Silva, Ronnyel Carlos Cunha | 1850 | — | * | — | ½ | — | 1 | — | 1 | — | 1 | 3.5 | 2.25 | 3.5 | +8.2 | 1961 |
| 5 | 🇧🇷Lima, Francisco Luciano de Sousa | 1725 | — | — | * | — | 0 | — | 1 | 1 | 1 | — | 3.0 | 1.00 | 3.0 | -5.8 | 1618 |
| 7 | 🇧🇷Silva, Ramon Domingos Cunha | 1886 | — | ½ | — | * | — | 0 | — | 1 | 1 | — | 2.5 | 1.75 | 4.5 | -17.6 | 1538 |
| 2 | 🇧🇷Mangueira, Ricardo Cronemberger | 1569 | — | — | 1 | — | * | — | 1 | — | — | — | 2.0 | 4.00 | 4.0 | +26.8 | 2496 |
| 4 | 🇧🇷Sousa, Marcelo Dos Santos | 1612 | 0 | 0 | — | 1 | — | * | — | — | — | — | 1.0 | 2.50 | 10.0 | +6.8 | 1711 |
| 6 | 🇧🇷Sousa, Gerson Tajra | 1667 | 0 | — | 0 | — | 0 | — | * | — | — | 1 | 1.0 | 0.00 | 9.0 | -21.0 | 1465 |
| 9 | 🇧🇷Lima Gomes, Vinicius Furtado Carv | 0 | 0 | 0 | 0 | 0 | — | — | — | * | — | — | 0.0 | 0.00 | 13.0 | 0.0 | 1008 |
| 8 | 🇧🇷Lima, Julia Rodrigues | 0 | 0 | — | 0 | 0 | — | — | — | — | * | — | 0.0 | 0.00 | 11.5 | 0.0 | 994 |
| 10 | 🇧🇷Viana, Henrique Gomes | 1581 | — | 0 | — | — | — | — | 0 | — | — | * | 0.0 | 0.00 | 7.5 | -20.8 | 959 |
Key insights
Biggest movers and upsets — the story behind the numbers.
- 1Mangueira, Ricardo CronembergerBRA+26.82.0 pts · #2
- 2Lima, Lucas Araujo De SousaBRA+26.04.0 pts · #3
- 3Silva, Ronnyel Carlos CunhaBRA+8.23.5 pts · #1
- 1Sousa, Gerson TajraBRA-21.01.0 pts · #6
- 2Viana, Henrique GomesBRA-20.80.0 pts · #10
- 3Silva, Ramon Domingos CunhaBRA-17.62.5 pts · #7
- R2+274 Elo gap
- R4+156 Elo gap