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| Date | Chess tournament name | Status | ||
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| No results | No results | No results | No results | No results |
| Date | Players & Opening | Result | ECO | View |
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| No results | No results | No results | No results | No results |
| Date | Players & Opening | Result | ECO | View |
|---|---|---|---|---|
| 2024.04.28 | Galaviz Valdez,M (2071) vs (2143) Contreras Medina,R 2nd Mi Veracruz Open 2024 Indian East Indian |
1-0 | A48 | |
| 2024.04.27 | Contreras Medina,R (2143) vs (1966) Guillen Cristobal,Sandra N 2nd Mi Veracruz Open 2024 Sicilian Closed - Zukertort |
1/2-1/2 | B23 | |
| 2024.04.27 | Perales Monter,Mario (1830) vs (2143) Contreras Medina,R 2nd Mi Veracruz Open 2024 Benoni |
0-1 | A56 | |
| 2024.04.26 | Contreras Medina,R (2143) vs (1958) Diaz Guerrero,Jesus Daniel 2nd Mi Veracruz Open 2024 Sicilian Closed - Zukertort |
1/2-1/2 | B23 | |
| 2024.04.26 | Cori Quispe,Kevin Joel (2468) vs (2143) Contreras Medina,R 2nd Mi Veracruz Open 2024 Sicilian Maroczy |
1-0 | B38 | |
| 2013.03.27 | Moradiabadi, E. (2565) vs (2178) Contreras Medina, R. Mexico International Open Indian East Indian |
1-0 | A48 | |
| 2010.08.02 | Corrales Jimenez, F. (2574) vs (2147) Contreras Medina, R. 36th Open Benoni |
1-0 | A56 | |
| 2002.03.29 | Floresvillar Gonzal vs Contreras Medina, R. XLVIII Nat & Int Sicilian |
0-1 | B30 | |
| 2002.03.28 | Contreras Medina, R. vs (2369) Villarreal, J. XLVIII Nat & Int Petrov - Classical (Marshall) |
0-1 | C42 | |
| 2002.03.28 | Vega Granillo, Alej vs Contreras Medina, R. XLVIII Nat & Int Sicilian Accelerated Dragon - Exchange |
0-1 | B34 | |
| 2002.03.27 | Contreras Medina, R. vs Alford Phillipe, Ja XLVIII Nat & Int Sicilian Dragon |
1-0 | B70 | |
| 2008.03.20 | Estrada Nieto, J. (2356) vs (2168) Contreras Medina, R. LIV Abierto Mexicano de Ajedrez Sicilian Rossolimo (Fianchetto) - Rossolimo |
1-0 | B31 | |
| 2006.04.15 | Contreras Medina, R. (2167) vs (2362) Villarreal, J. LII Nacional Abierto Queen's Pawn Zukertort - Symmetrical |
0-1 | D02 | |
| 2006.04.15 | Huerta, R. (2288) vs (2167) Contreras Medina, R. LII Nacional Abierto Indian |
1/2-1/2 | A45 | |
| 2006.04.14 | Contreras Medina, R. (2167) vs (2231) Palma, J. LII Nacional Abierto Modern Averbakh - Kotov |
1/2-1/2 | A42 | |
| 2006.04.14 | Lares, M. (2273) vs (2167) Contreras Medina, R. LII Nacional Abierto Sicilian Rossolimo (Fianchetto) - Rossolimo |
0-1 | B31 | |
| 2007.04.04 | Gonzalez Garcia, J. (2518) vs (2164) Contreras Medina, R. LIII Mexican Open Benko Gambit Accepted - Accepted (Fianchetto) |
1-0 | A58 |