II IRT Classico Liga do Enxadrista Tabapua SP
23 players participated in this 5-round tournament, held from 27 Jun 2025 to 28 Jun 2025 in Tabapua SP, Brazil. Top 10 Elo average was 1341, and top seed was Jose Antonio Madalena Sousa Jr (🇧🇷 BRA, 2002).
Jose Antonio Madalena Sousa Jr (🇧🇷 BRA, 2002) won with 5.0/5, ahead of Frederico Cavalcante Guerra (4.0) and Caique Rodrigues (4.0). Sousa Jr won solo starting round 4.
The biggest upset came in round 5: Thiago Otaviano Ary (1508) beat Flavio Henrique Mart Ruiz Junior (1783), a +275-point gap.
- 🥇
- 🥈
- 🥉
How it unfolded
Top 6 · 5 roundsJose Antonio Madalena Sousa Jr led from R4; +1.0-point edge over the runner-up.
Jose Antonio Madalena Sousa Jr never relinquished the lead after R4; final gap +1.0 over the runner-up.
Jose Antonio Madalena Sousa Jr 5 wins (R1–R5)Gabriel Ribeiro Das Neves 4 wins (R2–R5)Frederico Cavalcante Guerra 3 wins (R1–R3)
Key matchups · top 4
Head-to-head between the four finishers| Player | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| 1Jose Antonio Madalena Sousa Jr | * | — | 1 | — |
| 2Gabriel Ribeiro Das Neves | — | * | — | — |
| 3Frederico Cavalcante Guerra | 0 | — | * | 1 |
| 4Caique Rodrigues | — | — | 0 | * |
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | R5 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Sousa Jr, Jose Antonio Madalena | 2002 | BRA | +8N | +16B | +13N | +2B | +12N | 5.0 | 12.0 | 14.0 | 14.00 | 2443 | +6.4 |
| 2 | Guerra, Frederico Cavalcante | 1603 | BRA | +18N | +22B | +3N | −1N | +7B | 4.0 | 14.0 | 15.0 | 10.00 | 1851 | +11.0 |
| 3 | Rodrigues, Caique | 1700 | BRA | +10B | +20N | −2B | +14N | +6B | 4.0 | 12.0 | 13.0 | 9.00 | 803 | -25.2 |
| 4 | Ribeiro Das Neves, Gabriel | 0 | BRA | −14B | +19N | +23B | +15B | +8N | 4.0 | 8.5 | 9.5 | 7.50 | 1803 | 0.0 |
| 5 | Ary, Thiago Otaviano | 1508 | BRA | =9N | −17B | +22N | +16B | +15N | 3.5 | 9.0 | 10.0 | 6.50 | 1637 | +12.4 |
| 6 | Murata, Vitor Yudi De Oliveira | 0 | BRA | +15N | =?B | +17N | =12B | −3N | 3.0 | 10.5 | 10.5 | 5.25 | 1682 | 0.0 |
| 7 | Antonietti, Lucas Ramos | 0 | BRA | +?B | −12N | +20B | +13B | −2N | 3.0 | 10.0 | 10.0 | 3.50 | 1646 | 0.0 |
| 8 | Da Silva, Luiz Miguel Mello | 0 | BRA | −1B | +?N | +?B | +?N | −4B | 3.0 | 9.0 | 9.0 | 0.00 | 1828 | 0.0 |
| 9 | Cerri, Marcel Otavio | 0 | BRA | =5B | +?N | −?N | +17B | =13N | 3.0 | 8.0 | 8.0 | 5.00 | 1553 | 0.0 |
| 10 | Kumaiama, Eder Kobashi | 0 | BRA | −3N | −15B | +?B | +?N | +14B | 3.0 | 8.0 | 8.0 | 2.00 | 942 | 0.0 |
| 11 | De Lima, Pedro Henrique Mendes | 0 | BRA | −12B | −?N | +?B | +21N | +18B | 3.0 | 5.5 | 5.5 | 3.00 | 889 | 0.0 |
| 12 | Aguiar,Joao Pedro | 1723 | BRA | +11N | +7B | F | =6N | −1B | 2.5 | 14.0 | 14.0 | 7.50 | 1202 | -6.4 |
| 13 | Pereira, Giuseppe Nicoluzzi Bahia | 1603 | BRA | +21B | +14N | −1B | −7N | =9B | 2.5 | 13.0 | 14.0 | 4.50 | 1202 | -3.2 |
| 14 | Miranda, Amanda Xavier | 0 | BRA | +4N | −13B | +16N | −3B | −10N | 2.0 | 13.5 | 15.5 | 6.00 | 852 | 0.0 |
| 15 | Ruiz Junior, Flavio Henrique Mart | 1783 | BRA | −6B | +10N | +21B | −4N | −5B | 2.0 | 13.5 | 14.5 | 4.00 | 708 | -33.2 |
| 16 | FIDE 538044358 | 0 | — | +?B | −1N | −14B | −5N | +21B | 2.0 | 11.5 | 11.5 | 1.00 | 955 | 0.0 |
| 17 | Dalpian, Tagli Sanches Delboni | 1491 | BRA | F | +5N | −6B | −9N | +20B | 2.0 | 10.5 | 10.5 | 4.50 | 2308 | +20.8 |
| 18 | FIDE 44752571 | 0 | — | −2B | +?N | −?B | +20N | −11N | 2.0 | 8.0 | 8.0 | 1.00 | 829 | 0.0 |
| 19 | Kido, Pedro De Oliveira | 0 | BRA | −?N | −4B | +?N | −23B | =?N | 1.5 | 5.0 | 5.0 | 0.00 | 811 | 0.0 |
| 20 | FIDE 44726015 | 0 | — | +23N | −3B | −7N | −18B | −17N | 1.0 | 11.0 | 12.0 | 1.00 | 796 | 0.0 |
| 21 | Araujo, Inacio Gabriel Bispo | 0 | BRA | −13N | +?B | −15N | −11B | −16N | 1.0 | 9.5 | 9.5 | 0.00 | 893 | 0.0 |
| 22 | Tsiloufas, Elena Maria | 0 | BRA | +?B | −2N | −5B | F | F | 1.0 | 7.5 | 7.5 | 0.00 | 756 | 0.0 |
| 23 | FIDE 538044374 | 0 | — | −20B | F | −4N | +19N | −?B | 1.0 | 6.5 | 6.5 | 1.50 | 854 | 0.0 |
Key insights
Biggest movers and upsets — the story behind the numbers.
- 1Dalpian, Tagli Sanches DelboniBRA+20.82.0 pts · #9
- 2Ary, Thiago OtavianoBRA+12.43.5 pts · #5
- 3Guerra, Frederico CavalcanteBRA+11.04.0 pts · #7
- 1Ruiz Junior, Flavio Henrique MartBRA-33.22.0 pts · #17
- 2Rodrigues, CaiqueBRA-25.24.0 pts · #22
- 3Aguiar,Joao PedroBRA-6.42.5 pts · #13
- R5+275 Elo gap