| Date | Players & Opening | Result | ECO | View |
|---|---|---|---|---|
| 2023.12.08 | De La Cruz De La Roca, Alan Rafael (1414) vs (1630) Mundaca Bermedo, Tomas XIX Festival Sul-Americano da Juventude 2023 STD - U16 Absoluto Sicilian |
1/2-1/2 | B40 | |
| 2023.12.07 | Mundaca Bermedo, Tomas (1630) vs (1495) Justiniano Flores, Luis Fernando XIX Festival Sul-Americano da Juventude 2023 STD - U16 Absoluto Sicilian Paulsen |
1-0 | B43 | |
| 2023.12.07 | Mundaca Bermedo, Tomas (1630) vs (1817) Caceres Sandoval, Eduardo XIX Festival Sul-Americano da Juventude 2023 STD - U16 Absoluto Sicilian Scheveningen - Anderssen |
0-1 | B80 | |
| 2023.12.06 | Kazuhiro Shikasho, Erik (1795) vs (1630) Mundaca Bermedo, Tomas XIX Festival Sul-Americano da Juventude 2023 STD - U16 Absoluto Sicilian - Kveinis |
1-0 | B40 | |
| 2023.12.06 | Bendezu Yupanqui, Albert Martin (1677) vs (1630) Mundaca Bermedo, Tomas XIX Festival Sul-Americano da Juventude 2023 STD - U16 Absoluto English Sicilian - Carls (Reversed Dragon) |
1/2-1/2 | A22 | |
| 2023.12.05 | Mundaca Bermedo, Tomas (1630) vs Abregu, Sofia Balbino De Barros XIX Festival Sul-Americano da Juventude 2023 STD - U16 Absoluto Scandinavian - Classical (Viñoles) |
1-0 | B01 | |
| 2023.12.05 | Cahuapaza Tarapaca, Leonardo (1814) vs (1630) Mundaca Bermedo, Tomas XIX Festival Sul-Americano da Juventude 2023 STD - U16 Absoluto Modern |
1-0 | A41 | |
| 2023.12.04 | Mundaca Bermedo, Tomas (1630) vs (1355) Castaneda Huamani, Frank Eder XIX Festival Sul-Americano da Juventude 2023 STD - U16 Absoluto Sicilian - Hungarian |
1-0 | B27 | |
| 2023.12.02 | Silva, Caio Henrique Angelico (2126) vs (1630) Mundaca Bermedo, Tomas XIX Festival Sul-Americano da Juventude 2023 STD - U16 Absoluto King's Indian |
1-0 | E90 | |
| 2022.12.10 | Claure Verastegui, Rene David (1806) vs (1632) Mundaca Bermedo, Tomas XXVI Juegos Sudamericanos Escolares__Ajedrez 2022 Sicilian - Kveinis |
1-0 | B40 | |
| 2022.12.09 | Miranda Fernandez, Marcos Manuel (1880) vs (1632) Mundaca Bermedo, Tomas XXVI Juegos Sudamericanos Escolares__Ajedrez 2022 Sicilian - Kveinis |
1-0 | B40 | |
| 2022.12.08 | Mundaca Bermedo, Tomas (1632) vs Delgado M, Nazareno Nahuel XXVI Juegos Sudamericanos Escolares__Ajedrez 2022 French Advance |
0-1 | C02 | |
| 2022.12.08 | Vilcapoma Pacheco, Gabriel (1566) vs (1632) Mundaca Bermedo, Tomas XXVI Juegos Sudamericanos Escolares__Ajedrez 2022 Sicilian - Snyder |
1-0 | B20 | |
| 2022.12.08 | Mundaca Bermedo, Tomas (1632) vs (1484) Echeto Hernandez, Irving Isaac XXVI Juegos Sudamericanos Escolares__Ajedrez 2022 Giuoco Piano |
1-0 | C53 | |
| 2022.12.07 | Giler Moncayo, Boris Antonio (1494) vs (1632) Mundaca Bermedo, Tomas XXVI Juegos Sudamericanos Escolares__Ajedrez 2022 English Sicilian (Two Knights) - Carls (Reversed Dragon) |
0-1 | A22 | |
| 2021.06.19 | Mundaca Bermedo, Pia (1483) vs (1512) Mundaca Bermedo, Tomas Invitacional Sudamericano Sub-20 Sicilian Paulsen |
1/2-1/2 | B43 | |
| 2021.06.19 | Mundaca Bermedo, Tomas (1512) vs (1627) Munoz Ramos, Christopher Invitacional Sudamericano Sub-20 Italian - Semi-Italian |
0-1 | C50 | |
| 2021.06.19 | Rozas Lazcano, Valeska (1399) vs (1512) Mundaca Bermedo, Tomas Invitacional Sudamericano Sub-20 Sicilian Closed |
0-1 | B23 | |
| 2021.06.19 | Mundaca Bermedo, Tomas (1512) vs (1198) Gonzalez Gonzalez, Valentina Anto Invitacional Sudamericano Sub-20 French Tarrasch |
1-0 | C03 | |
| 2021.06.19 | Araneda Flores, Javier Armando (1258) vs (1512) Mundaca Bermedo, Tomas Invitacional Sudamericano Sub-20 King's Indian Schwarz |
1-0 | E73 | |
| 2021.06.19 | Mundaca Bermedo, Tomas (1512) vs (1695) Contreras Suazo, Rocio Invitacional Sudamericano Sub-20 Scandinavian |
0-1 | B01 | |
| 2021.06.19 | Melian, Juan Sebastian (1978) vs (1512) Mundaca Bermedo, Tomas Invitacional Sudamericano Sub-20 Sicilian |
1-0 | B40 | |
| 2019.12.04 | Pavez Pavez, Vicente (1509) vs (1461) Mundaca Bermedo, Tomas XVI Festival Sudamericano de la Juventud - Sub 12 Absoluto Nimzovich - Modern |
1-0 | A01 | |
| 2019.12.02 | Mundaca Bermedo, Tomas (1461) vs (1813) De La Cruz Navarro, Martin Leonardo XVI Festival Sudamericano de la Juventud - Sub 12 Absoluto Sicilian - Kveinis |
0-1 | B40 | |
| 2019.10.18 | MUNDACA BERMEDO, Tomas Joaquin (1455) vs (1950) RUIZ ZENTENO, Leonardo Marcial 2° GRAND PRIX INTERNACIONAL - IRT SUB 2200 - CONCEPCIóN Sicilian - Godiva |
0-1 | B32 | |
| 2018.03.30 | MIRANDA ALEZCANO, Luis Andres (1681) vs (1178) MUNDACA BERMEDO, Tomas Joaquin 7° Open Internacional de Lebu Sicilian - Snyder |
1-0 | B20 | |
| 2018.03.30 | MUNDACA BERMEDO, Tomas Joaquin (1178) vs (2025) BASUALTO PEÑALIERES, Pedro Jai 7° Open Internacional de Lebu Scandinavian |
0-1 | B01 | |
| 2017.07.02 | Atanasov, Anthony (1592) vs (1205) Mundaca Bermedo, Tomas 28° Festival Panamericano de la Juventud U10A Queen's Pawn Zukertort - Chigorin |
1-0 | D02 | |
| 2016.07.12 | MUNDACA BERMEDO, Tomás Joaquin vs (1236) CARRERA ROJAS, Ricardo Irt Sub-1600 Preparatorio Sudamericano - Club Ajedrez Rey Neptuno / AJEFECH Italian - Pianissimo |
0-1 | C50 |
| Date | Players & Opening | Result | ECO | View |
|---|---|---|---|---|
| 2023.10.06 | Flores,Di (2537) vs (1532) Mundaca Bermedo,Pia I Temuco Open 2023 English Four Knights - Marini |
1-0 | A28 |