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| Fecha | Torneo de ajedrez | Estado |
|---|---|---|
| 2013-05-01 to 2013-05-09 | Zone 4.3 Championships 2013 Open  |
Finalizado |
| Fecha | Jugadores & Apertura | Resultado | ECO | Ver |
|---|---|---|---|---|
| 2013.05.07 | Chaka, Jona (2156) vs (2131) Klaasen, Calvin Jong Zone 4.3 Championships 2013 Siciliana |
0-1 | B32 | |
| 2013.05.06 | Khoa, Goodwill vs (2156) Chaka, Jona Zone 4.3 Championships 2013 Reti Zukertort |
1-0 | A06 | |
| 2013.05.05 | Chaka, Jona (2156) vs (2302) Makoto, Rodwell Zone 4.3 Championships 2013 Italiana |
0-1 | C50 | |
| 2013.05.03 | Oatlhotse, Providence (2226) vs (2156) Chaka, Jona Zone 4.3 Championships 2013 Caballo de Dama - Anglo-Grünfeld |
1/2-1/2 | A16 | |
| 2013.05.02 | Chaka, Jona (2156) vs (1985) Tangani, Goabaone Zone 4.3 Championships 2013 Inglesa Anglo-India - Caballo de Rey |
1-0 | A15 | |
| 2013.05.02 | Chaka, Jona (2156) vs (2169) Solomons, Deon Zone 4.3 Championships 2013 India India Oriental |
0-1 | A48 | |
| 2013.05.01 | Gumpo, Thabo (1999) vs (2156) Chaka, Jona Zone 4.3 Championships 2013 Alekhine Moderna |
1/2-1/2 | B05 |
| Fecha | Jugadores & Apertura | Resultado | ECO | Ver |
|---|---|---|---|---|
| 2014.09.27 | Bernad, Chaka vs Motsoko, Makhetha World Youth Boys U18 2014 Italiana - Cuatro Caballos (Pianissimo) |
1-0 | C50 | |
| 2014.09.26 | Walate, Adriano Tira vs Bernad, Chaka World Youth Boys U18 2014 Steinitz Española |
1/2-1/2 | C62 | |
| 2014.09.23 | Bernad, Chaka vs (1836) Koh, Cedric World Youth Boys U18 2014 Italiana - Cuatro Caballos |
0-1 | C50 | |
| 2014.09.23 | Jacobs, Cavan vs Bernad, Chaka World Youth Boys U18 2014 Juego del Centro - Paulsen |
1-0 | C22 | |
| 2014.09.22 | Bernad, Chaka vs Njorge, Mwangi Marti World Youth Boys U18 2014 Siciliana |
0-1 | B50 | |
| 2014.09.21 | Kjoita, Torgeir (2010) vs Bernad, Chaka World Youth Boys U18 2014 Escocesa - Escocesa |
1-0 | C45 | |
| 2014.09.21 | Bernad, Chaka vs (2145) Ofner, Maximilian World Youth Boys U18 2014 Caro-Kann |
1/2-1/2 | B10 | |
| 2014.09.20 | Malka, S. (2298) vs Bernad, Chaka World Youth Boys U18 2014 Neo-India - Catalana Irregular |
1-0 | E00 | |
| 2013.05.07 | Chaka, J. vs (2131) Klaasen, C. Zone 4.3 2013 Siciliana |
0-1 | B32 | |
| 2013.05.06 | Khoa, Goodwill vs Chaka, J. Zone 4.3 2013 Reti Zukertort |
1-0 | A06 | |
| 2013.05.05 | Chaka, J. vs Makoto, R. Zone 4.3 2013 Italiana |
0-1 | C50 | |
| 2013.05.03 | Oatlhotse, P. vs Chaka, J. Zone 4.3 2013 Caballo de Dama - Anglo-Grünfeld |
1/2-1/2 | A16 | |
| 2013.05.02 | Chaka, J. vs Tangani, Goabaone Zone 4.3 2013 Inglesa Anglo-India - Caballo de Rey |
1-0 | A15 | |
| 2013.05.02 | Chaka, J. vs (2169) Solomons, D. Zone 4.3 2013 India India Oriental |
0-1 | A48 | |
| 2013.05.01 | Gumpo, Thabo vs Chaka, J. Zone 4.3 2013 Alekhine Moderna |
1/2-1/2 | B05 | |
| 2011.04.25 | Chaka, J. vs Sinkamba, Bright ch-BOT Viena Falkbeer (Tres Caballos) |
1-0 | C28 | |
| 2011.04.25 | Barileng, G. (2151) vs Chaka, J. ch-BOT Reti Simétrica |
1-0 | A05 | |
| 2011.04.24 | Chaka, J. vs (2196) Molale, O. ch-BOT Apertura del Alfil Berlin |
1/2-1/2 | C24 | |
| 2011.04.24 | Khetho, P. (2222) vs Chaka, J. ch-BOT Italiana - Húngara (Tartakower) |
1-0 | C50 | |
| 2011.04.23 | Chaka, J. vs (2232) Oatlhotse, P. ch-BOT Siciliana Dragón Yugoslavo |
1-0 | B75 | |
| 2011.04.23 | Kamara, Abdul (1937) vs Chaka, J. ch-BOT Reti Simétrica |
0-1 | A05 | |
| 2011.04.22 | Chaka, J. vs (1974) Olebile, Thato ch-BOT Apertura Van't Kruijs |
1-0 | A00 | |
| 2011.04.22 | Dzilani, Abel vs Chaka, J. ch-BOT Caballo Indio - Londres |
1/2-1/2 | A46 | |
| 2011.04.21 | Chaka, J. vs (2064) Notha, M. ch-BOT Italiana |
1/2-1/2 | C50 | |
| 1998.10.01 | Weiss, C. (2370) vs Chaka, J. Elista olm Inglesa Agincourt |
1/2-1/2 | A13 | |
| 1998.10.06 | Pouchet, M. vs Chaka, J. Elista olm Alekhine - Dos Peones (Lasker) |
0-1 | B02 | |
| 1998.10.02 | Kisuze, S. vs Chaka, J. Elista olm Gambito de Dama Rehúsado - Charousek |
0-1 | D31 | |
| 1998.10.11 | Jose Queralto, D. (2190) vs Chaka, J. Elista olm Italiana - Húngara |
1-0 | C50 | |
| 1998.10.05 | Chaka, J. vs Elliott, W. Elista olm Siciliana Scheveningen |
1/2-1/2 | B80 | |
| 1998.10.07 | Chaka, J. vs (2175) Georghiou, A. Elista olm Caballo Indio |
1/2-1/2 | A46 | |
| 1998.10.09 | Chaka, J. vs (2305) Mohandesi, S. Elista olm Reti India de Rey - Yugoslava |
0-1 | A07 | |
| 1998.10.10 | Cassar, H. vs Chaka, J. Elista olm Siciliana - Rossolimo |
1/2-1/2 | B30 |