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| Date | Chess tournament name | Status | ||
|---|---|---|---|---|
| No results | No results | No results | No results | No results |
| Date | Players & Opening | Result | ECO | View |
|---|---|---|---|---|
| 2025.03.02 | Porter, Ryan W (2230) vs (1825) Toppen-Ryan, Harrison 2025 Eastside Open - Bellevue Open English Four Knights |
1-0 | A28 | |
| 2025.03.01 | Toppen-Ryan, Harrison (1825) vs (2261) Lee, Megan 2025 Eastside Open - Bellevue Open |
1-0 | ||
| 2025.03.01 | Wang, Ted (2230) vs (1825) Toppen-Ryan, Harrison 2025 Eastside Open - Bellevue Open |
0-1 | ||
| 2025.03.01 | Toppen-Ryan, Harrison (1825) vs (1657) Meng, Miranda 2025 Eastside Open - Bellevue Open |
1-0 | ||
| 2025.02.22 | Harrison, Oliver (1793) vs (1827) Ryan, Aidan BUCA Championships 2025 Sicilian |
1-0 | B50 | |
| 2025.02.22 | Peer, Musa (1743) vs (1793) Harrison, Oliver BUCA Championships 2025 Gedult's opening |
0-1 | A00 | |
| 2025.02.22 | Harrison, Oliver (1793) vs (1753) Whittington, Reece W BUCA Championships 2025 Sicilian |
0-1 | B30 | |
| 2025.02.22 | Benzaira, Sammy (2021) vs (1793) Harrison, Oliver BUCA Championships 2025 Spanish Morphy - Archangelsk |
1-0 | C78 | |
| 2025.02.22 | Harrison, Oliver (1793) vs (1933) Saravanan, Karthik BUCA Championships 2025 Sicilian |
1/2-1/2 | B50 | |
| 2025.02.22 | Jackson, Edward (2029) vs (1793) Harrison, Oliver BUCA Championships 2025 Spanish Morphy - Archangelsk |
1-0 | C78 | |
| 2025.01.31 | Tapiero Lozano, Harrison Geronimo (1455) vs (1672) Sanchez Aragon, Michael Alejandro Campeonato Nacional SUB 20 Absoluto 2025 Irregular Queen's Pawn - Franco-Indian |
1-0 | A40 | |
| 2025.01.31 | Becker Newmark, Jeronimo (1904) vs (1455) Tapiero Lozano, Harrison Geronimo Campeonato Nacional SUB 20 Absoluto 2025 Indian |
1-0 | A45 | |
| 2025.01.30 | Tapiero Lozano, Harrison Geronimo (1455) vs (1954) Perez Tangarife, Simon Campeonato Nacional SUB 20 Absoluto 2025 Indian - Torre |
0-1 | A46 | |
| 2025.01.30 | Zea Parra, Luis Estiven (1648) vs (1455) Tapiero Lozano, Harrison Geronimo Campeonato Nacional SUB 20 Absoluto 2025 Sicilian Yugoslav Dragon |
0-1 | B75 | |
| 2025.01.29 | Tapiero Lozano, Harrison Geronimo (1455) vs (1837) Beltran Serna, Ian Samuel Campeonato Nacional SUB 20 Absoluto 2025 Queen's Pawn - Mason (Steinitz) |
1/2-1/2 | D00 | |
| 2024.12.12 | Shile, Lenny Mataiga (1882) vs (1761) Kuguru, Harrison Githinji Kenya National Chess Championship 2024 - Open Section |
1-0 | ||
| 2024.12.12 | Kuguru, Harrison Githinji (1761) vs (1570) Koech, Emmanuel Kiptoo Kenya National Chess Championship 2024 - Open Section Caro-Kann - Advance |
1-0 | B12 | |
| 2024.12.11 | Boera, Felix (1891) vs (1761) Kuguru, Harrison Githinji Kenya National Chess Championship 2024 - Open Section |
1-0 | ||
| 2024.12.11 | Kuguru, Harrison Githinji (1761) vs (1574) Kienjeku, Evans Muigai Kenya National Chess Championship 2024 - Open Section Queen's Pawn Closed |
1-0 | D04 | |
| 2024.09.19 | Rodriguez, William Nicolas (1829) vs (1474) Tapiero Lozano, Harrison Geronimo Torneo Clasificatorio al Mundial de Cadetes 2024 Categoria Sub 12 Absoluto King's Indian |
1-0 | E90 | |
| 2024.07.28 | Graff, Ben (1849) vs (1783) Harrison, Oliver British Chess Championships 2024: Weekend Penrose U2000 Spanish Morphy - Archangelsk |
1/2-1/2 | C78 | |
| 2024.07.28 | Harrison, Oliver (1783) vs (1747) Jennis, Alistair British Chess Championships 2024: Weekend Penrose U2000 Sicilian |
1-0 | B50 | |
| 2024.07.27 | Keshari, Krish (1602) vs (1783) Harrison, Oliver British Chess Championships 2024: Weekend Penrose U2000 Scotch - Scotch Golmayo |
1-0 | C45 | |
| 2024.07.27 | Harrison, Oliver (1783) vs (1684) Maher, Luke British Chess Championships 2024: Weekend Penrose U2000 Sicilian - Hungarian |
0-1 | B27 | |
| 2024.07.26 | Tamilselvan, Tara (1648) vs (1783) Harrison, Oliver British Chess Championships 2024: Weekend Penrose U2000 Spanish Morphy - Wormald |
1-0 | C77 | |
| 2024.08.03 | Fang, Brandon Jun Qiao (1599) vs (1783) Harrison, Oliver British Chess Championships 2024: PM U2050 Two Knights Anti-Lange - Scotch Gambit |
0-1 | C56 | |
| 2024.08.02 | Harrison, Oliver (1783) vs (1755) Perkins, Chris British Chess Championships 2024: PM U2050 Sicilian |
1-0 | B30 | |
| 2024.08.01 | Sengupta, Sohana (1609) vs (1783) Harrison, Oliver British Chess Championships 2024: PM U2050 Scotch - Scotch Golmayo |
0-1 | C45 | |
| 2024.07.31 | Harrison, Oliver (1783) vs (1706) Mckenna, Joshua British Chess Championships 2024: PM U2050 Caro-Kann - Accelerated Panov |
0-1 | B10 | |
| 2024.07.30 | Gordon, Sean (1941) vs (1783) Harrison, Oliver British Chess Championships 2024: PM U2050 Reti - Improved Lisitsin |
1-0 | A04 | |
| 2024.07.29 | Harrison, Oliver (1783) vs (1644) Belur, Ankita British Chess Championships 2024: PM U2050 Pirc - Byrne |
1-0 | B07 | |
| 2024.07.02 | George, Mahommed (1782) vs (1710) Scherzer, Harrison South African Open Chess Championship 2024 Dutch Queen's Knight |
0-1 | A85 | |
| 2024.07.01 | Scherzer, Harrison (1710) vs (1657) Difotso, Lebogang South African Open Chess Championship 2024 Caro-Kann - Maroczy |
1/2-1/2 | B12 | |
| 2024.06.30 | Kanwal, Tejasvi (1641) vs (1710) Scherzer, Harrison South African Open Chess Championship 2024 Scotch - Scotch Golmayo (Loyd) |
0-1 | C45 | |
| 2024.06.30 | Scherzer, Harrison (1710) vs (1843) Bell, Luke South African Open Chess Championship 2024 Sicilian Closed - Zukertort |
1/2-1/2 | B23 | |
| 2024.06.29 | Samuels, Ethan (1943) vs (1710) Scherzer, Harrison South African Open Chess Championship 2024 Dutch Staunton - Chigorin |
1-0 | A83 | |
| 2024.06.29 | Scherzer, Harrison (1710) vs (1761) Mbokazi, Banele South African Open Chess Championship 2024 Sicilian Closed |
1/2-1/2 | B23 | |
| 2024.11.17 | Wanasunia, Elvis Likoko (1945) vs (1761) Kuguru, Harrison Githinji Kenya National Chess League 2024 (Premier League) Neo-Indian |
1-0 | E00 | |
| 2024.11.16 | James, Emanikor (1787) vs (1761) Kuguru, Harrison Githinji Kenya National Chess League 2024 (Premier League) Queen's Pawn |
1/2-1/2 | D00 | |
| 2024.10.27 | Kuguru, Harrison Githinji (1761) vs (1752) Mangi, Lenox Kenya National Chess League 2024 (Premier League) Four Knights Spanish - Classical |
0-1 | C48 | |
| 2024.11.17 | Wanasunia, Elvis Likoko (1945) vs (1761) Kuguru, Harrison Githinji Kenya National Chess League 2024 (Premier League) Neo-Indian |
1-0 | E00 | |
| 2024.11.16 | James, Emanikor (1787) vs (1761) Kuguru, Harrison Githinji Kenya National Chess League 2024 (Premier League) Queen's Pawn |
1/2-1/2 | D00 | |
| 2024.10.27 | Kuguru, Harrison Githinji (1761) vs (1752) Mangi, Lenox Kenya National Chess League 2024 (Premier League) Four Knights Spanish - Classical |
0-1 | C48 | |
| 2024.06.10 | Torres, Saulo De Jesus (1817) vs (1600) Agudelo Rojas, Jhon Harrison IRT “IN MEMORIAM RUBIEL GRAJALES” Caro-Kann |
1-0 | B12 | |
| 2024.06.10 | Martinez Jimenez, Diego (1509) vs (1600) Agudelo Rojas, Jhon Harrison IRT “IN MEMORIAM RUBIEL GRAJALES” Caro-Kann - Hillbilly |
0-1 | B10 | |
| 2024.06.08 | Molano Castano, Juan David (1732) vs (1600) Agudelo Rojas, Jhon Harrison IRT “IN MEMORIAM RUBIEL GRAJALES” Caro-Kann |
1/2-1/2 | B10 | |
| 2024.06.07 | Agudelo Rojas, Jhon Harrison (1600) vs (1761) Arias Arias, Yeison IRT “IN MEMORIAM RUBIEL GRAJALES” Sicilian |
0-1 | B50 | |
| 2024.03.18 | Benfield, Harrison vs (1390) Jarzynski, Oskar Shropshire Junior Congress 2024: U12's Four Knights Brentano - Three Knights |
0-1 | C49 | |
| 2023.12.27 | Kuguru, Harrison Githinji (1639) vs (1801) Okeyo, Austin Steve 2023 Kenya National Chess Championship - Open Section Sicilian Moscow |
0-1 | B51 | |
| 2023.12.16 | Tapiero Lozano, Harrison Geronimo (1230) vs (1164) Ramirez Garcia, Juan Pablo Festival Nacional Escolar 2023 Ajedrez Clasico Sub-11 Absoluto Indian East Indian |
0-1 | A48 | |
| 2023.12.15 | Cantor Pardo, Antonio vs (1230) Tapiero Lozano, Harrison Geronimo Festival Nacional Escolar 2023 Ajedrez Clasico Sub-11 Absoluto English Anglo-Indian (Queen's Knight) |
0-1 | A16 | |
| 2023.12.14 | Tapiero Lozano, Harrison Geronimo (1230) vs Archbold Velez, Allan Festival Nacional Escolar 2023 Ajedrez Clasico Sub-11 Absoluto Caro-Kann |
1-0 | B10 | |
| 2023.12.16 | Kuguru, Harrison Githinji (1639) vs (1407) Patnaik, Sarthak Jumuiya Ya Afrika Mashariki Open Chess Tournament 2023 Sicilian |
1-0 | B40 | |
| 2023.12.15 | Kuguru, Harrison Githinji (1639) vs (1257) Muiruri, Don Kamami Jumuiya Ya Afrika Mashariki Open Chess Tournament 2023 Spanish Closed - Lenzerheide |
1-0 | C92 | |
| 2023.12.15 | Anindo, Andericus vs (1639) Kuguru, Harrison Githinji Jumuiya Ya Afrika Mashariki Open Chess Tournament 2023 Bishop's Opening - Classical |
0-1 | C23 | |
| 2024.01.07 | Masani, Matthew M (1501) vs (1471) Harrison, Oliver Hastings Weekend Major (1900) Indian |
0-1 | A45 | |
| 2024.01.07 | Harrison, Oliver (1471) vs (1757) Staniland, Philip Hastings Weekend Major (1900) Caro-Kann - Accelerated Panov |
1-0 | B10 | |
| 2024.01.06 | Kim, Kunhoo Alexander (1398) vs (1471) Harrison, Oliver Hastings Weekend Major (1900) Two Knights - Open (Dubois) |
0-1 | C55 | |
| 2024.01.06 | Harrison, Oliver (1471) vs (1555) Jackson, Paul G Hastings Weekend Major (1900) French - Steiner |
1-0 | C00 | |
| 2024.01.06 | Knott, Gavin A (1875) vs (1471) Harrison, Oliver Hastings Weekend Major (1900) Nimzo-Indian Rubinstein |
1-0 | E42 | |
| 2023.11.03 | Harrison, Nikolai (1440) vs (1153) Babu, Rohan Nottinghamshire Chess Association Centenary Junior Invitational 2023 Queen's Pawn - Mason |
1-0 | D00 | |
| 2023.11.02 | Basnayake, Dinuga (1259) vs (1440) Harrison, Nikolai Nottinghamshire Chess Association Centenary Junior Invitational 2023 Queen's Pawn |
1/2-1/2 | D00 | |
| 2023.11.02 | Harrison, Nikolai (1440) vs (1649) Gunarathne, Senith Nottinghamshire Chess Association Centenary Junior Invitational 2023 Indian |
1-0 | A45 | |
| 2023.11.01 | Khudaibergen, Mariyam (1439) vs (1440) Harrison, Nikolai Nottinghamshire Chess Association Centenary Junior Invitational 2023 Caro-Kann |
0-1 | B10 | |
| 2023.11.01 | Harrison, Nikolai (1440) vs Orehhov, Leo Nottinghamshire Chess Association Centenary Junior Invitational 2023 Indian |
1-0 | A45 | |
| 2023.10.31 | Gunarathne, Miheli (1053) vs (1440) Harrison, Nikolai Nottinghamshire Chess Association Centenary Junior Invitational 2023 Caro-Kann - Knight |
1/2-1/2 | B15 | |
| 2023.10.31 | Harrison, Nikolai (1440) vs (1380) Handa, Yash Nottinghamshire Chess Association Centenary Junior Invitational 2023 Queen's Pawn - Mason |
1-0 | D00 | |
| 2023.10.30 | Bahtiyar, Furkan (1280) vs (1440) Harrison, Nikolai Nottinghamshire Chess Association Centenary Junior Invitational 2023 Reti Gambit |
1-0 | A09 | |
| 2023.11.03 | Harrison, Nikolai (1440) vs (1153) Babu, Rohan Nottinghamshire Chess Association Centenary Junior Invitational 2023 Queen's Pawn - Mason |
1-0 | D00 | |
| 2023.10.30 | Harrison, Nikolai (1440) vs (1310) Griffin-Young, Sebastian Nottinghamshire Chess Association Centenary Junior Invitational 2023 Indian |
0-1 | A45 | |
| 2023.11.02 | Basnayake, Dinuga (1259) vs (1440) Harrison, Nikolai Nottinghamshire Chess Association Centenary Junior Invitational 2023 Queen's Pawn |
1/2-1/2 | D00 | |
| 2023.11.02 | Harrison, Nikolai (1440) vs (1649) Gunarathne, Senith Nottinghamshire Chess Association Centenary Junior Invitational 2023 Indian |
1-0 | A45 | |
| 2023.11.01 | Khudaibergen, Mariyam (1439) vs (1440) Harrison, Nikolai Nottinghamshire Chess Association Centenary Junior Invitational 2023 Caro-Kann |
0-1 | B10 | |
| 2023.11.01 | Harrison, Nikolai (1440) vs Orehhov, Leo Nottinghamshire Chess Association Centenary Junior Invitational 2023 Indian |
1-0 | A45 | |
| 2023.10.31 | Gunarathne, Miheli (1053) vs (1440) Harrison, Nikolai Nottinghamshire Chess Association Centenary Junior Invitational 2023 Caro-Kann - Knight |
1/2-1/2 | B15 | |
| 2023.10.31 | Harrison, Nikolai (1440) vs (1380) Handa, Yash Nottinghamshire Chess Association Centenary Junior Invitational 2023 Queen's Pawn - Mason |
1-0 | D00 | |
| 2023.10.30 | Bahtiyar, Furkan (1280) vs (1440) Harrison, Nikolai Nottinghamshire Chess Association Centenary Junior Invitational 2023 Reti Gambit |
1-0 | A09 | |
| 2023.10.30 | Harrison, Nikolai (1440) vs (1310) Griffin-Young, Sebastian Nottinghamshire Chess Association Centenary Junior Invitational 2023 Indian |
0-1 | A45 | |
| 2021.04.25 | Ongley, Kieran M (948) vs (1000) Marriott, Harrison 7th 4NCL Online Congress Queen's Pawn Zukertort - Chigorin |
1-0 | D02 | |
| 2021.04.24 | Marriott, Harrison (1000) vs (1035) Piatt, Archie 7th 4NCL Online Congress Caro-Kann - Advance (Short) |
0-1 | B12 | |
| 2021.04.24 | Marriott, Harrison (1000) vs (900) Michaeloudis, Daniel 7th 4NCL Online Congress Two Knights - Modern Bishop |
1-0 | C55 | |
| 2021.04.23 | Ramesh, Adithya (809) vs (1000) Marriott, Harrison 7th 4NCL Online Congress Queen's Pawn Richter-Veresov - Chigorin |
1-0 | D01 | |
| 2023.07.21 | Day, Jonathan A (1664) vs (1648) Harrison, Oliver British Chess Championships 2023: Two Knights - Pianissimo |
0-1 | C54 | |
| 2023.07.21 | Harrison, Oliver (1648) vs (1659) Mehrgan, Mehrsam British Chess Championships 2023: Caro-Kann - Accelerated Panov |
1/2-1/2 | B10 | |
| 2023.07.21 | Harrison, Oliver (1648) vs (1567) Godwin, Charles British Chess Championships 2023: Caro-Kann - Accelerated Panov |
1-0 | B10 | |
| 2023.07.21 | London, Nick J (1699) vs (1648) Harrison, Oliver British Chess Championships 2023: Catalan Irregular - Gambit |
0-1 | E01 | |
| 2023.07.21 | Harrison, Oliver (1648) vs (1498) Halford-Maw, Oliver British Chess Championships 2023: Two Knights - Blackburne (Bogolubov) |
1-0 | C58 | |
| 2023.07.21 | Boztas, Lana (1486) vs (1648) Harrison, Oliver British Chess Championships 2023: English Sicilian (Two Knights) |
0-1 | A22 | |
| 2023.07.21 | Harrison, Oliver (1648) vs (1398) Turkoz, Dogukan Eftal British Chess Championships 2023: Caro-Kann - Accelerated Panov |
0-1 | B10 | |
| 2023.07.24 | Harrison, Oliver (1693) vs (1599) Rao, Shree British Chess Championships 2023: French Open Tarrasch |
1-0 | C07 | |
| 2023.07.23 | Segat, Davide (1525) vs (1693) Harrison, Oliver British Chess Championships 2023: English Sicilian (Two Knights) - Carls (Reversed Dragon) |
0-1 | A22 | |
| 2023.07.22 | Harrison, Oliver (1693) vs (1601) Hughes, Sam British Chess Championships 2023: Caro-Kann - Accelerated Panov |
0-1 | B10 | |
| 2023.07.22 | Gunn, Michael J (1606) vs (1693) Harrison, Oliver British Chess Championships 2023: Two Knights - Open (Dubois) |
1/2-1/2 | C55 | |
| 2023.07.21 | Harrison, Oliver (1693) vs (1596) Daly, Grant British Chess Championships 2023: Sicilian |
1/2-1/2 | B50 | |
| 2023.06.18 | Koenig, Severin vs (1704) Harrison, Oliver 30th 4NCL Congress Queen's Gambit Declined - Exchange |
1-0 | D35 | |
| 2023.06.17 | Harrison, Oliver (1704) vs (1845) Holmes, Matthew A 30th 4NCL Congress French - Steiner |
0-1 | C00 | |
| 2023.06.17 | Harrison, Oliver (1704) vs (1968) Tart, Peter K 30th 4NCL Congress Irregular King's Knight - Queen's Pawn (Maroczy) |
0-1 | C40 | |
| 2023.06.16 | Gibbs, Dominic V (1953) vs (1704) Harrison, Oliver 30th 4NCL Congress Spanish Berlin |
1-0 | C65 | |
| 2023.05.27 | Okeyo, Austin Steve (1811) vs (1613) Kuguru, Harrison Githinji 2023 Premier League Spanish Berlin |
1/2-1/2 | C65 | |
| 2023.05.27 | Njoroge, Billy Timothy (1698) vs (1613) Kuguru, Harrison Githinji 2023 Premier League Giuoco Piano - Pianissimo |
1-0 | C54 | |
| 2023.05.27 | Marani, Caleb (1663) vs (1613) Kuguru, Harrison Githinji 2023 Premier League Falkbeer Counter-Gambit - Modern |
0-1 | C36 | |
| 2023.05.27 | Kuguru, Harrison Githinji (1613) vs (1684) Mongeli, Sasha 2023 Premier League Caro-Kann - Advance (Short) |
0-1 | B12 | |
| 2023.08.14 | Laddha, Shubh Jayesh (2397) vs (2090) Kaplan, Avi Harrison XXXIII PAN-AMERICAN YOUTH CHESS FESTIVAL 2023 Sicilian Scheveningen Najdorf - Adams |
1-0 | B90 | |
| 2023.08.13 | Guo, Andrew (2330) vs (2090) Kaplan, Avi Harrison XXXIII PAN-AMERICAN YOUTH CHESS FESTIVAL 2023 Modern Benoni Fianchetto - Fianchetto |
1/2-1/2 | A62 | |
| 2023.05.01 | Cortes Espana, Diego Alejandro (1420) vs (1317) Tapiero Lozano, Harrison Geronimo Nacional Sub-10 Absoluto 2023 Sicilian Dragon |
0-1 | B70 | |
| 2023.04.30 | Villada Londono, Thomas (1236) vs (1317) Tapiero Lozano, Harrison Geronimo Nacional Sub-10 Absoluto 2023 Sicilian |
0-1 | B32 | |
| 2023.04.29 | Tapiero Lozano, Harrison Geronimo (1317) vs (1163) Payares Diaz, Alejandro Nacional Sub-10 Absoluto 2023 Queen's Pawn Zukertort - Chigorin |
1/2-1/2 | D02 | |
| 2023.04.06 | Kuguru, Harrison Githinji (1614) vs (1431) Orondo, Rangara Nicholas Kenya Open Chess Championship 2023 - Open Section Sicilian Alapin |
1-0 | B22 | |
| 2023.04.06 | Karsten, Jan (2292) vs (1614) Kuguru, Harrison Githinji Kenya Open Chess Championship 2023 - Open Section Spanish Closed - Suetin |
1-0 | C90 | |
| 2022.12.29 | Kuguru, Harrison Githinji (1698) vs (1475) Osoro, Samuel Onsongo 2022 Kenya National Chess Championship - Open Section Pirc - Kholmov |
0-1 | B07 | |
| 2022.12.29 | Amwai, Tom (1615) vs (1698) Kuguru, Harrison Githinji 2022 Kenya National Chess Championship - Open Section Spanish Closed - Marshall |
0-1 | C89 | |
| 2022.12.28 | Kuguru, Harrison Githinji (1698) vs (1506) Mbuya, Martin 2022 Kenya National Chess Championship - Open Section Philidor |
1-0 | C41 | |
| 2022.12.27 | Kuguru, Harrison Githinji (1698) vs (1522) Ngonga, Paul Oketch 2022 Kenya National Chess Championship - Open Section Caro-Kann - Advance |
0-1 | B12 | |
| 2022.12.27 | Oluka, Robert Mcligeyo (1854) vs (1698) Kuguru, Harrison Githinji 2022 Kenya National Chess Championship - Open Section Queen's Pawn Zukertort - Symmetrical |
1-0 | D02 | |
| 2022.12.26 | Kagambi, Samuel (1270) vs (1698) Kuguru, Harrison Githinji 2022 Kenya National Chess Championship - Open Section Spanish Closed |
0-1 | C84 | |
| 2022.12.26 | Kuguru, Harrison Githinji (1698) vs (1115) Mutinda, Julius 2022 Kenya National Chess Championship - Open Section Four Knights Spanish - Classical |
1-0 | C48 | |
| 2022.12.10 | Agudelo Silva, Juan Andres (1133) vs (1299) Tapiero Lozano, Harrison Geronimo Nacional Escolar U11 2023 (Florencia-Caquetá) Sicilian |
0-1 | B32 | |
| 2022.12.10 | Tapiero Lozano, Harrison Geronimo (1299) vs (1345) Munoz Quiza, Angel Damian Nacional Escolar U11 2023 (Florencia-Caquetá) Dutch |
1/2-1/2 | A80 | |
| 2022.12.09 | Garrido Salgado, Jose Carlos (1237) vs (1299) Tapiero Lozano, Harrison Geronimo Nacional Escolar U11 2023 (Florencia-Caquetá) Sicilian |
0-1 | B32 | |
| 2022.12.09 | Tapiero Lozano, Harrison Geronimo (1299) vs (1389) Castro Lombana, Juan Pablo Nacional Escolar U11 2023 (Florencia-Caquetá) Gruenfeld Three Knights (Burille) |
0-1 | D94 | |
| 2022.12.08 | Tapiero Lozano, Harrison Geronimo (1299) vs (1327) Fraile Vargas, Michael Steven Nacional Escolar U11 2023 (Florencia-Caquetá) Indian East Indian |
1/2-1/2 | A48 | |
| 2022.07.10 | Harrison, Oliver (1629) vs (1528) Borissow, Magnus 28th 4NCL Congress Sicilian |
0-1 | B30 | |
| 2022.07.10 | Khan, Khalid vs (1629) Harrison, Oliver 28th 4NCL Congress Two Knights - Modern Bishop |
0-1 | C55 | |
| 2022.07.09 | Harrison, Oliver (1629) vs Hamra, Morgan 28th 4NCL Congress Sicilian |
1-0 | B50 | |
| 2022.07.09 | Borissow, Alastair vs (1629) Harrison, Oliver 28th 4NCL Congress Reti King's Indian |
1/2-1/2 | A07 | |
| 2022.07.08 | Harrison, Oliver (1629) vs (1315) Gomez, Mario 28th 4NCL Congress Philidor - Exchange |
1-0 | C41 | |
| 2022.03.18 | Cifuentes Pena, Santiago vs Tapiero Lozano, Harrison Jeronimo CAMPEONATO NACIONAL 2022 SUB 10 ABSOLUTO Sicilian |
1-0 | B30 | |
| 2021.04.27 | Harrison, Ronald S (1540) vs (1329) Russo, Giovanni 1st 4NCL Spring Online Congress Indian East Indian - Torre |
0-1 | A48 | |
| 2021.04.13 | Constable, Christine F (1455) vs (1540) Harrison, Ronald S 1st 4NCL Spring Online Congress Slav |
1-0 | D10 | |
| 2021.03.30 | Harrison, Ronald S (1540) vs (1246) Seet, Joshua 1st 4NCL Spring Online Congress Irregular Queen's Pawn |
0-1 | A40 | |
| 2021.03.16 | Asaad, Asaad (1601) vs (1540) Harrison, Ronald S 1st 4NCL Spring Online Congress French - Hanham |
1-0 | C00 | |
| 2021.03.02 | Harrison, Ronald S (1540) vs Fontanella, Davide 1st 4NCL Spring Online Congress Queen's Pawn Closed - Colle |
1-0 | D05 | |
| 2021.02.16 | Russell, Lloyd (1259) vs (1540) Harrison, Ronald S 1st 4NCL Spring Online Congress French - King's Knight |
0-1 | C00 | |
| 2021.01.17 | Harrison, Ronald S (1540) vs (1400) Shelest, Sergei 4th 4NCL Online Congress Queen's Pawn Zukertort - Krause |
1-0 | D02 | |
| 2021.02.02 | Harrison, Ronald S (1540) vs (1375) Swamy, Anshul 1st 4NCL Spring Online Congress Queen's Pawn Zukertort - London |
0-1 | D02 | |
| 2021.01.17 | Pyun, Lindsay (1428) vs (1540) Harrison, Ronald S 4th 4NCL Online Congress French - Exchange |
1/2-1/2 | C01 | |
| 2021.01.16 | Harrison, Ronald S (1540) vs (1375) Barry, Suzanne 4th 4NCL Online Congress Indian Knight - Spielmann |
1/2-1/2 | A46 | |
| 2021.01.16 | Charalambous, Charles (1397) vs (1540) Harrison, Ronald S 4th 4NCL Online Congress Queen's Pawn Zukertort - London |
1/2-1/2 | D02 | |
| 2021.01.15 | Harrison, Ronald S (1540) vs (1405) Jones, Simon 4th 4NCL Online Congress Queen's Pawn Closed - Symmetrical |
1/2-1/2 | D04 | |
| 2020.11.08 | Patel, Diah Dipal (903) vs Harrison, Kian 1st Witney Online Congress Pirc |
1-0 | B07 | |
| 2020.11.08 | Harrison, Kian vs Chan, Dedrick 1st Witney Online Congress Dunst (Sleipner, Heinrichsen) opening - Nimzovich |
0-1 | A00 | |
| 2020.11.07 | Tokar, Kyrylo (1420) vs Harrison, Kian 1st Witney Online Congress Two Knights - Modern Bishop |
1-0 | C55 | |
| 2020.11.07 | Harrison, Kian vs (1300) Kumar, Satyam 1st Witney Online Congress Indian |
0-1 | A45 | |
| 2018.05.28 | Willmoth, Harrison (1754) vs (1400) Dupuis, Denis K 1st 4NCL Spring Bank Holiday Congress Falkbeer Counter-Gambit |
1/2-1/2 | C31 | |
| 2018.05.28 | Zheng, Harry Z (1502) vs (1754) Willmoth, Harrison 1st 4NCL Spring Bank Holiday Congress Pirc - Czech |
1-0 | B07 | |
| 2018.05.27 | Willmoth, Harrison (1754) vs (1310) Stoyanov, Boris 1st 4NCL Spring Bank Holiday Congress Queen's Pawn - London |
1/2-1/2 | D02 | |
| 2018.05.27 | Usharovsky, Ron (1519) vs (1754) Willmoth, Harrison 1st 4NCL Spring Bank Holiday Congress Pirc - Czech |
1/2-1/2 | B07 | |
| 2018.05.26 | Willmoth, Harrison (1754) vs (1537) O`Gorman, Brian 1st 4NCL Spring Bank Holiday Congress Queen's Pawn - London |
1-0 | D02 | |
| 2018.05.26 | Ruffle, Alan P (1474) vs (1754) Willmoth, Harrison 1st 4NCL Spring Bank Holiday Congress Pirc - Czech |
1-0 | B07 | |
| Kiprallam, Harrison K. vs Kosgei, Carlos Kenya National Youth Chess Championships - Under 18 Boys King's Pawn - Wayward Queen |
0-1 | C20 | ||
| 2017.08.05 | Postans, Harrison (1405) vs (1154) Haridas, Navieinaah 104th British Championships Two Knights - Open (Scotch) |
1/2-1/2 | C55 | |
| 2017.08.04 | Parry, Samuel A (1502) vs (1405) Postans, Harrison 104th British Championships Queen's Pawn - Levitsky |
1/2-1/2 | D00 | |
| 2017.08.03 | Postans, Harrison (1405) vs (1397) Pettit, Felicity Ol 104th British Championships Giuoco Piano - Greco |
1-0 | C54 | |
| 2017.08.02 | Postans, Harrison (1405) vs (805) Jithendra, Raina 104th British Championships Giuoco Piano |
1-0 | C53 | |
| 2017.08.01 | Ercsei, Iolanda-Elisabeta (1266) vs (1405) Postans, Harrison 104th British Championships Queen's Pawn - London |
1-0 | D02 | |
| 2017.07.31 | Postans, Harrison (1405) vs (1607) Shchepinova, Polina 104th British Championships Sicilian Paulsen |
0-1 | B43 | |
| 2017.07.30 | Jamroz, Viktor (1587) vs (1405) Postans, Harrison 104th British Championships Spanish Morphy - Exchange |
1-0 | C68 | |
| 2016.07.29 | Klingher, Bernard (1368) vs (1525) Willmoth, Harrison 2016 British Chess Championships English |
1/2-1/2 | A10 | |
| 2016.07.28 | Willmoth, Harrison (1525) vs (1422) Ragavan, Soumiya 2016 British Chess Championships Scandinavian |
1/2-1/2 | B01 | |
| 2016.07.27 | Foster, Paul (123) vs (1525) Willmoth, Harrison 2016 British Chess Championships Pirc - Czech |
1-0 | B07 | |
| 2016.07.26 | Willmoth, Harrison (1525) vs (113) Johnson, Stanley 2016 British Chess Championships Scandinavian |
1-0 | B01 | |
| 2016.07.25 | Weersing, Nathan (100) vs (1525) Willmoth, Harrison 2016 British Chess Championships Pirc |
1-0 | B07 | |
| 2016.05.15 | Gusmao, Rene Fabiano Dos Santo (1698) vs (1616) Von Zuben, Harrison Circuito IRT Sub 2200 CXSSP - 2ª Etapa Slav |
0-1 | D10 | |
| 2016.05.15 | Von Zuben, Harrison (1616) vs (1964) Kawagoe, Julio Cesar Circuito IRT Sub 2200 CXSSP - 2ª Etapa Sicilian Alapin |
0-1 | B22 | |
| 2016.05.14 | Guelere, Lucio Henrique Thomas vs (1616) Von Zuben, Harrison Circuito IRT Sub 2200 CXSSP - 2ª Etapa Italian - Pianissimo |
0-1 | C50 | |
| 2016.05.14 | Von Zuben, Harrison (1616) vs (1800) Catarino, Marcos Henrique Circuito IRT Sub 2200 CXSSP - 2ª Etapa Sicilian |
1-0 | B50 | |
| 2016.05.14 | Pacheco, Helcio (2110) vs (1616) Von Zuben, Harrison Circuito IRT Sub 2200 CXSSP - 2ª Etapa Slav |
1-0 | D10 | |
| 2016.02.13 | Von Zuben, Harrison (1674) vs (1595) Nunes Da Silva, Diego Circuito IRT Sub-2200: CXSSP - 1ª Etapa Indian - Trompowsky |
0-1 | A45 | |
| 2016.02.13 | Kourani, Tarik Ferreira (1376) vs (1674) Von Zuben, Harrison Circuito IRT Sub-2200: CXSSP - 1ª Etapa Anderssen's opening |
1-0 | A00 | |
| 2015.10.12 | von Zuben, Harrison vs (1764) Batista, Matheus Peres II IRT Clássico Fechado do Clube de Xadrez Online Queen's Gambit Declined Pillsbury |
0-1 | D53 | |
| 2015.10.12 | Pacheco, Helcio (2096) vs von Zuben, Harrison II IRT Clássico Fechado do Clube de Xadrez Online Slav |
1-0 | D10 | |
| 2015.10.12 | von Zuben, Harrison vs dos Santos, Ivan Vilaca II IRT Clássico Fechado do Clube de Xadrez Online Dutch |
1/2-1/2 | A84 | |
| 2015.10.11 | Bonvini, Adriana Tonhati (1557) vs von Zuben, Harrison II IRT Clássico Fechado do Clube de Xadrez Online Italian |
0-1 | C50 | |
| 2015.10.11 | von Zuben, Harrison vs (1676) Dias, Matheus Nunes II IRT Clássico Fechado do Clube de Xadrez Online King's Indian Schwarz - Semi-Averbakh |
0-1 | E73 | |
| 2015.10.11 | Bonvini, Alberto Tonhati (1798) vs von Zuben, Harrison II IRT Clássico Fechado do Clube de Xadrez Online Sicilian - Chekhover |
1-0 | B53 | |
| 2015.10.10 | Vieira, Matheus Jose Hegediro vs von Zuben, Harrison II IRT Clássico Fechado do Clube de Xadrez Online Scotch - Scotch Golmayo |
0-1 | C45 | |
| 2015.10.10 | von Zuben, Harrison vs de Oliveira, Reinaldo Euclides II IRT Clássico Fechado do Clube de Xadrez Online Slav |
1-0 | D10 | |
| 2015.10.10 | de Lima, Mateus Peres (1904) vs von Zuben, Harrison II IRT Clássico Fechado do Clube de Xadrez Online Robatsch |
0-1 | B06 | |
| 2015.08.02 | Sheikh, Nasarullah (138) vs (131) Harrison, Nigel 2015 British Chess Championships: Weekend Soanes French Advance - Euwe |
1-0 | C02 | |
| 2015.08.02 | Harrison, Nigel (131) vs (149) Taylor, Robert 2015 British Chess Championships: Weekend Soanes English Anglo-Slav |
0-1 | A11 | |
| 2015.08.01 | Brown, Geoffrey M (136) vs (131) Harrison, Nigel 2015 British Chess Championships: Weekend Soanes Bird Dutch |
1/2-1/2 | A03 | |
| 2015.08.01 | Staples, Neil (1867) vs (131) Harrison, Nigel 2015 British Chess Championships: Weekend Soanes English Sicilian |
1-0 | A20 | |
| 2015.07.31 | Harrison, Nigel (131) vs (141) Gonem, Sherif 2015 British Chess Championships: Weekend Soanes English Sicilian |
1/2-1/2 | A20 | |
| 2015.07.06 | Flores-Bartoli, Andrew (1416) vs (1215) Harrison, Nazeem South African Open 2015 Spanish Classical |
1-0 | C64 | |
| 2015.01.16 | Acevedo Harrison, Jose E. vs (1982) Baez, Luis 2do. Torneo Internacional Memorial Narciso Rabell Mendez Pirc |
0-1 | B07 | |
| 2015.01.15 | Acevedo Harrison, Jose E. vs (1865) Velazquez Rivera, Pedro J. 2do. Torneo Internacional Memorial Narciso Rabell Mendez Scotch - Scotch Golmayo (Blumenfeld) |
1-0 | C45 | |
| 2015.01.14 | Nunez Velez, Walter (1934) vs Acevedo Harrison, Jose E. 2do. Torneo Internacional Memorial Narciso Rabell Mendez King's Indian Four Pawns - Dynamic |
1-0 | E76 | |
| 2013.12.04 | Scherzer, Harrison (1631) vs (1516) Moche, Johannes 2013 USSA French - Exchange |
0-1 | C01 | |
| 2013.12.04 | Mkhwanazi, Mthobisi (1313) vs (1631) Scherzer, Harrison 2013 USSA Benko's opening |
0-1 | A00 | |
| 2013.12.04 | Mahomole, Tebogo R. vs (1631) Scherzer, Harrison 2013 USSA Sicilian |
1-0 | B40 | |
| 2013.12.06 | Willenberg, Shane (1805) vs (1631) Scherzer, Harrison 2013 USSA Irregular Queen's Pawn - Polish |
1-0 | A40 | |
| 2013.12.05 | Isheunesu, Jairosi vs (1631) Scherzer, Harrison 2013 USSA Philidor |
1/2-1/2 | C41 | |
| 2013.12.04 | Long How, Peter (1846) vs (1631) Scherzer, Harrison 2013 USSA Irregular Queen's Pawn - Englund (Soller) |
1-0 | A40 | |
| 2013.10.13 | Acevedo Harrison, Jose E. vs (1641) Capeles Mendoza, Jomar CAMPEONATO JUVENIL DE PUERTO RICO 2013 Sicilian Paulsen |
1-0 | B43 | |
| 2013.10.13 | Amador Martinez, Anthony J. vs Acevedo Harrison, Jose E. CAMPEONATO JUVENIL DE PUERTO RICO 2013 Sicilian Closed |
0-1 | B23 | |
| 2013.10.12 | Acevedo Harrison, Jose E. vs (1750) Rios Maldonado, Javier CAMPEONATO JUVENIL DE PUERTO RICO 2013 Sicilian Moscow - Nimzovich |
0-1 | B51 | |
| 2013.10.12 | Ramos Roman, Miles vs Acevedo Harrison, Jose E. CAMPEONATO JUVENIL DE PUERTO RICO 2013 Sicilian Closed |
0-1 | B23 | |
| 2013.10.11 | Acevedo Harrison, Jose E. vs (1911) Vazquez Maccarini, Danitza CAMPEONATO JUVENIL DE PUERTO RICO 2013 Sicilian Paulsen |
0-1 | B43 | |
| Iafrancesco, Esteban (1819) vs (1748) Sanchez, Harrison VI FESTIVAL INTERNACIONAL DE AJEDREZ UNIVERSIDAD CENTRAL-ITT English Anglo-Indian |
1/2-1/2 | A15 | ||
| Sanchez, Harrison (1748) vs (2002) Vargas, Mauricio VI FESTIVAL INTERNACIONAL DE AJEDREZ UNIVERSIDAD CENTRAL-ITT Budapest - Alekhine |
0-1 | A52 | ||
| Avella Rosas, Luis Eduardo (1980) vs (1748) Sanchez, Harrison VI FESTIVAL INTERNACIONAL DE AJEDREZ UNIVERSIDAD CENTRAL-ITT Nimzovich - Modern |
1-0 | A01 | ||
| Sanchez, Harrison (1748) vs (1901) Castaneda, Victor VI FESTIVAL INTERNACIONAL DE AJEDREZ UNIVERSIDAD CENTRAL-ITT Nimzo-Indian Classical |
1-0 | E32 | ||
| Casallas Abril, Dario Hernan (1982) vs (1748) Sanchez, Harrison VI FESTIVAL INTERNACIONAL DE AJEDREZ UNIVERSIDAD CENTRAL-ITT Caro-Kann Knight Classical - Spassky |
1-0 | B19 | ||
| Sanchez, Harrison (1748) vs (1897) Guio, Josue VI FESTIVAL INTERNACIONAL DE AJEDREZ UNIVERSIDAD CENTRAL-ITT King's Indian Yugoslav - Normal |
1-0 | E97 | ||
| Nieto, Guillermo Luigui Ubald (1907) vs (1748) Sanchez, Harrison VI FESTIVAL INTERNACIONAL DE AJEDREZ UNIVERSIDAD CENTRAL-ITT Caro-Kann Exchange - Panov |
1-0 | B13 | ||
| Sanchez, Harrison (1748) vs (2082) Ramirez, Heimy Polgar VI FESTIVAL INTERNACIONAL DE AJEDREZ UNIVERSIDAD CENTRAL-ITT Queen's Gambit Declined Pillsbury |
0-1 | D55 | ||
| 2006.06.04 | Sosa Harrison, Jorge (2310) vs (2148) Sakr, Nassim 37.Chess Olympiad 2006 general Reti Symmetrical - Chameleon |
1-0 | D11 | |
| 2006.05.31 | Seeman, Tarvo (2412) vs (2310) Sosa Harrison, Jorge 37.Chess Olympiad 2006 general Sicilian |
1-0 | B30 | |
| 2006.05.29 | Valerga, Diego (2470) vs (2310) Sosa Harrison, Jorge 37.Chess Olympiad 2006 general Sicilian Closed |
1-0 | B23 | |
| 2006.05.24 | Sosa Harrison, Jorge (2310) vs (2476) Saric, Ibro 37.Chess Olympiad 2006 general English Ultra-Symmetrical - Russian |
0-1 | A37 |
| Date | Players & Opening | Result | ECO | View |
|---|---|---|---|---|
| No results | No results | No results | No results | No results |