Maxim Rozhkov Chess Games

Maxim Rozhkov - Chess Player Overview

Last update: 22/08/2025 11:15:56 GMT+2
Player's activity: ON
Player's name: Maxim Rozhkov (KAZ) KAZ
Player's photo: (Search in Google Images)
Age: 56 years old (born in 1969)
Fide ID: 13703714 (FIDE card)
Highest FIDE Elo achieved: 2144
Maxim Rozhkov Chess Games: 687
1674 (Rapid)
1848 (Blitz)

Maxim Rozhkov - Charts

FIDE Elo

Activity chart

Maxim Rozhkov - Chess Tournaments

Date Chess tournament name Status
2025-08-10 to 2025-08-10 Воскресный Рапид. Мир Шахмат. 10.08.2025 Kazakhstan Finished
2025-08-03 to 2025-08-03 Воскресный рапид с обсчётом рейтинга. "Мир шахмат" 03.08.2025 Kazakhstan Finished
2025-07-06 to 2025-07-06 Рапид с обсчетом рейтинга. Мир Шахмат. 06.07.2025 Kazakhstan Finished
2025-06-15 to 2025-06-15 Воскресный рапид с обсчётом рейтинга. "Мир шахмат" 15.06.2025 Kazakhstan Finished
2025-04-13 to 2025-04-13 Воскресный рапид с обсчётом рейтинга. "Мир шахмат" 13.04.2025 Kazakhstan Finished
2025-04-06 to 2025-04-06 Воскресный рапид с обсчётом рейтинга. "Мир шахмат" 06.04.2025 Kazakhstan Finished
2025-03-02 to 2025-03-02 Воскресный рапид с обсчётом рейтинга. "Мир шахмат" 02.03.2025 Kazakhstan Finished
2025-02-09 to 2025-02-09 Воскресный рапид с обсчётом рейтинга. "Мир шахмат" 09.02.2025 Kazakhstan Finished
2025-01-26 to 2025-01-26 Воскресный рапид с обсчётом рейтинга. "Мир шахмат" 26.01.2025 Kazakhstan Finished
2024-12-02 to 2024-12-02 10TH ASIAN PACIFIC DEAF GAMES KUALA LUMPUR - RAPID TEAM Malaysia Finished
2024-11-11 to 2024-11-17 Asian Chess Championship for Players with Disabilities 2024 (Open) Kyrgyzstan Finished
2024-03-04 to 2024-03-05 Erzurum 2023 - Winter Deaflympics 2023 - Chess Rapid Mix Turkey Finished
2024-03-03 to 2024-03-03 Erzurum 2023 - Winter Deaflympics 2023 - Chess Biltz Men Turkey Finished
2024-02-18 to 2024-02-18 Рапид с обсчетом рейтинга. (100к. +). "Мир шахмат" 18.02.2024 Kazakhstan Finished
2024-02-11 to 2024-02-11 Рапид с обсчетом рейтинга. (150к. +). "Мир шахмат" 11.02.2024 Kazakhstan Finished
2024-01-28 to 2024-01-28 Рапид с обсчетом рейтинга. (100к. +). "Мир шахмат" 28.01.2024 Kazakhstan Finished
2023-12-17 to 2023-12-17 Воскресный рапид "Мир шахмат" 17.12. Kazakhstan Finished
2023-11-24 to 2023-11-24 Рапид с обсчетом рейтинга. (100к. +). "Мир шахмат" 24.11. Kazakhstan Finished
2023-09-10 to 2023-09-02 Блиц турнир г. Алматы отбор на "ШАХМАТНЫЙ КАРАВАН" (10.09.2023) Kazakhstan Finished
2023-07-19 to 2023-07-18 International Chess Festival Astana Zhuldyzdary tournament D Kazakhstan Finished
2023-07-11 to 2023-07-18 International Chess Festival Astana Zhuldyzdary tournament B Kazakhstan Finished
2022-03-30 to 2022-04-02 1st ICCD European Team Rapid Chess Championship Men (279662) Spain Finished
2022-03-29 to 2022-03-29 1st ICCD European Blitz Chess Championship Men (279658) Spain Finished
2019-11-23 to 2019-11-24 Международный Турнир, посвящнный Всемирному дню инвалидов Kazakhstan Finished
2019-11-21 to 2019-11-22 Республиканский турнир людей с ограниченными возможностями Kazakhstan Finished
2019-11-14 to 2019-11-22 Almaty Chess Championships 2019 Kazakhstan Finished
2019-10-07 to 2019-10-14 Almaty Open 2019 B Kazakhstan Finished
2019-09-10 to 2019-09-16 10th Asian Seniors 50+ Chess Championship 2019 Kazakhstan Finished
2019-09-09 to 2019-09-09 10th Asian Seniors 50+ Chess Championship 2019 rapid Kazakhstan Finished
2019-07-16 to 2019-07-20 24th ICCD European Open Deaf Club Team Chess Championship Ukraine Finished
2019-06-23 to 2019-06-23 Chess Academy Rapid 23.06.2019 Kazakhstan Finished
2019-06-16 to 2019-06-16 Chess Academy Rapid 16.06.2019 Kazakhstan Finished
2019-06-14 to 2019-06-14 Блиц турнир посвященный Дню Защиты Детей г. Алматы Kazakhstan Finished
2019-06-05 to 2019-06-05 Турнир "В" кандидатский г.Алматы Kazakhstan Finished
2019-05-25 to 2019-05-31 3rd CHALLENGER CLASSIC (25 - 31 мая) Kazakhstan Finished
2019-05-19 to 2019-05-19 Chess Academy Rapid 19.05.2019 Kazakhstan Finished
2019-04-21 to 2019-04-21 Chess Academy Rapid 21.04.2019 Kazakhstan Finished
2019-03-24 to 2019-03-24 Chess Academy Rapid 24.03.2019 Kazakhstan Finished
2019-03-22 to 2019-03-28 2nd CHALLENGER CLASSIC (22 - 28 марта) Kazakhstan Finished
2019-03-10 to 2019-03-10 Chess Academy Rapid 10.03.2019 Kazakhstan Finished
2018-07-09 to 2018-07-09 ICCD 5th Deaf Chess Olympiad - Blitz United Kingdom Finished
2018-07-09 to 2018-07-09 ICCD 5th Deaf Chess Olympiad - Blitz United Kingdom Finished
2018-07-07 to 2018-07-15 ICCD 18th Deaf Chess Olympiad - Open Team United Kingdom Finished
2017-09-15 to 2017-09-21 Asian Chess Championship among disabled 2017 (Deaf) Kyrgyzstan Finished
2016-05-19 to 2016-05-19 4th ICCD World Individual Blitz Deaf Ch.2016 Armenia Finished
2014-06-24 to 2014-06-24 Blitz World Deaf Opatija, 24.06.2014. Croatia Finished
2010-06-10 to 2010-06-10 1st ICSC World Individual Blitz Deaf Chess Estoril, Portugal - 10/06/2010 Portugal Finished

Maxim Rozhkov - Chess Games

Maxim Rozhkov - Chess Games

Date Players & Opening Result ECO View
No results No results No results No results No results

Maxim Rozhkov - Other possible chess games

Date Players & Opening Result ECO View
2024.12.03 Rozhkov,Ve (2128) vs (2264) Sadykov,Ra
Titled Tue 3rd Dec Early
Sicilian Dragon
0-1 B70
2024.12.03 Ionescu,M (2226) vs (2128) Rozhkov,Ve
Titled Tue 3rd Dec Early
Reti Zukertort
1-0 A06
2024.12.03 Rozhkov,Ve (2128) vs (2230) Reprintsev,A
Titled Tue 3rd Dec Early
Scandinavian
1-0 B01
2024.12.03 George,Kevin (2270) vs (2128) Rozhkov,Ve
Titled Tue 3rd Dec Early
Reti King's Indian
1-0 A07
2024.12.03 Rozhkov,Ve (2128) vs (2262) Toktomushev,Teimur
Titled Tue 3rd Dec Early
Sicilian Paulsen
1-0 B43
2024.12.03 Rozhkov,Ve (2128) vs (2106) Persson,R
Titled Tue 3rd Dec Early
Irregular King's Pawn - St. George
1-0 C01
2024.12.03 Shapiro,Dan (2284) vs (2128) Rozhkov,Ve
Titled Tue 3rd Dec Early
Queen's Gambit Accepted - Saduleto
0-1 D20
2024.12.03 Rozhkov,Ve (2128) vs (1875) Nikulina,A
Titled Tue 3rd Dec Early
Sicilian - Paulsen
1-0 B45
2024.10.22 Shogdzhiev,Roman (2136) vs (2128) Rozhkov,Ve
Titled Tue 22nd Oct Early
French Advance Winawer - Poisoned Pawn
1/2-1/2 C18
2024.12.03 Nezamyatin,Ruslan (2070) vs (2128) Rozhkov,Ve
Titled Tue 3rd Dec Early
Queen's Gambit Accepted - Janowski
1-0 D25
2024.10.22 Rozhkov,Ve (2128) vs (2383) Herman,Ma
Titled Tue 22nd Oct Early
Sicilian Scheveningen Najdorf - Adams
1-0 B90
2024.12.03 Mesquita,Eduardo Barbosa (2015) vs (2128) Rozhkov,Ve
Titled Tue 3rd Dec Early
Sicilian Open - Two Knights
1-0 B56
2024.10.22 Rozhkov,Ve (2128) vs (2018) Swara Lakshmi S Nair
Titled Tue 22nd Oct Early
Sicilian Scheveningen Najdorf - Adams
1-0 B90
2024.10.22 Mirzoev,A (2454) vs (2128) Rozhkov,Ve
Titled Tue 22nd Oct Early
English Sicilian (Two Knights)
1-0 A22
2024.12.03 Rozhkov,Ve (2128) vs (2359) Lortkipanidze,N
Titled Tue 3rd Dec Early
Sicilian - Hungarian
0-1 B27
2024.11.05 Rozhkov,Ve (2128) vs (2232) Acikel,Mert
Titled Tue 5th Nov Early
Scotch - Scotch Schmid
0-1 C45
2024.11.05 Wagh,Suyog (2289) vs (2128) Rozhkov,Ve
Titled Tue 5th Nov Early
Sicilian Richter - Larsen
1-0 B60
2024.10.22 Rozhkov,Ve (2128) vs (2277) Antonio,J
Titled Tue 22nd Oct Early
Sicilian Paulsen
1-0 B42
2024.10.29 Zaksaite,S (2157) vs (2128) Rozhkov,Ve
Titled Tue 29th Oct Early
Sicilian Sozin - Two Knights
0-1 B57
2024.11.19 Frank,Anton (2184) vs (2128) Rozhkov,Ve
Titled Tue 19th Nov Early
Benko's opening
1-0 A00
2024.10.22 Rozhkov,Ve (2128) vs (2303) Di Benedetto,G
Titled Tue 22nd Oct Early
Sicilian - Pelikan
0-1 B33
2024.10.22 Odegov,Artem (2261) vs (2128) Rozhkov,Ve
Titled Tue 22nd Oct Early
Queen's Pawn Zukertort - Symmetrical
1-0 D02
2024.10.08 Zgadzaj,R (1980) vs (2128) Rozhkov,Ve
Titled Tue 8th Oct Early
Sicilian - Keres
1-0 B20
2024.11.05 Rozhkov,Ve (2128) vs (2234) Filali,Razzouki Marouane
Titled Tue 5th Nov Early
Scandinavian
1-0 B01
2024.11.19 Wyss,J (2270) vs (2128) Rozhkov,Ve
Titled Tue 19th Nov Early
Sicilian Moscow
0-1 B51
2024.10.29 Rozhkov,Ve (2128) vs (2331) Sheehan,Ethan
Titled Tue 29th Oct Early
Scotch - Scotch Schmid
0-1 C45
2024.12.10 Skliarov,V (2340) vs (2128) Rozhkov,Ve
Titled Tue 10th Dec Early
Sicilian - Chekhover
1-0 B53
2024.11.05 Popov,Tikhon (2219) vs (2128) Rozhkov,Ve
Titled Tue 5th Nov Early
Sicilian Moscow
1-0 B51
2024.10.08 Rozhkov,Ve (2128) vs (2117) Portero Rubio,Martin
Titled Tue 8th Oct Early
Sicilian Scheveningen Najdorf - Byrne
0-1 B90
2024.11.19 Rozhkov,Ve (2128) vs (2133) Kshatriya,Nitin Vekhande
Titled Tue 19th Nov Early
Sicilian Yugoslav Dragon - Rauzer
0-1 B76
2024.10.29 Rozhkov,Ve (2128) vs (2386) Rychkov,O
Titled Tue 29th Oct Early
Caro-Kann - Advance
1/2-1/2 B12
2024.11.05 Rozhkov,Ve (2128) vs (2324) Suvradeepta,D
Titled Tue 5th Nov Early
Caro-Kann - Advance
1-0 B12
2024.12.10 Yu,Jason (2014) vs (2128) Rozhkov,Ve
Titled Tue 10th Dec Early
Sicilian Classical - Two Knights
1-0 B58
2024.10.22 Rozhkov,Ve (2128) vs (2341) Akhmedinov,Satbek
Titled Tue 22nd Oct Early
Sicilian
0-1 B33
2024.12.10 Rozhkov,Ve (2128) vs (2364) Kozlov,R
Titled Tue 10th Dec Early
Sicilian Barnes (Bastrikov)
1-0 B47
2024.10.08 Tuguldur,Soninbayar (2089) vs (2128) Rozhkov,Ve
Titled Tue 8th Oct Early
Queen's Pawn - Mason
1-0 D00
2024.10.22 Rozhkov,Ve (2128) vs (2361) Akhmedov,David
Titled Tue 22nd Oct Early
Sicilian Scheveningen Najdorf - Adams
1-0 B90
2024.10.29 Goltsev,Dmitry (2215) vs (2128) Rozhkov,Ve
Titled Tue 29th Oct Early
Sicilian Classical - Two Knights
1/2-1/2 B58
2024.11.19 Rozhkov,Ve (2128) vs (2155) Guevara Ruiz,Santiago Jose
Titled Tue 19th Nov Early
French Advance - Euwe
1-0 C02
2024.11.19 Popov,Tikhon (2219) vs (2128) Rozhkov,Ve
Titled Tue 19th Nov Early
Sicilian Moscow
1-0 B51
2024.10.29 Hambleton,A (2420) vs (2128) Rozhkov,Ve
Titled Tue 29th Oct Early
Queen's Pawn - Mason
1-0 D00
2024.11.05 Nazari,Arad (2401) vs (2128) Rozhkov,Ve
Titled Tue 5th Nov Early
Sicilian Richter (Larsen) - Larsen
1-0 B61
2024.12.10 Rozhkov,Ve (2128) vs (2126) Fernandez,Gera
Titled Tue 10th Dec Early
French Advance - Paulsen
1-0 C02
2024.10.01 Rozhkov,Ve (2128) vs (2343) Szustakowski,Antoni
Titled Tue 1st Oct Early
Sicilian Paulsen
1-0 B43
2024.10.22 Ahmad,Khagan (2406) vs (2128) Rozhkov,Ve
Titled Tue 22nd Oct Early
Slav Czech - Wiesbaden
1/2-1/2 D17
2024.10.01 Spizharny,Mikhail (2306) vs (2128) Rozhkov,Ve
Titled Tue 1st Oct Early
Queen's Gambit Accepted - Janowski
1-0 D25
2024.11.19 Ponomarev,Dm (2417) vs (2128) Rozhkov,Ve
Titled Tue 19th Nov Early
Sicilian Open - Prins
1/2-1/2 B55
2024.12.10 Shuvalov,E (1996) vs (2128) Rozhkov,Ve
Titled Tue 10th Dec Early
Queen's Gambit Accepted - Janowski
1-0 D25
2024.10.29 Rozhkov,Ve (2128) vs (2415) Talibov,Shiroghlan
Titled Tue 29th Oct Early
Sicilian
1-0 B32
2024.10.01 Golubev,M (2461) vs (2128) Rozhkov,Ve
Titled Tue 1st Oct Early
Sicilian Sozin - Two Knights
0-1 B57
2024.10.08 Rozhkov,Ve (2128) vs (2549) Demidov,M
Titled Tue 8th Oct Early
Alekhine
0-1 B02
2024.12.10 Rozhkov,Ve (2128) vs (1907) Buyankhishig,Batpelden
Titled Tue 10th Dec Early
Scotch - Scotch Schmid
1-0 C45
2024.11.05 Poddubnyi,V (2304) vs (2128) Rozhkov,Ve
Titled Tue 5th Nov Early
Sicilian Sozin - Two Knights
0-1 B57
2024.11.19 Rozhkov,Ve (2128) vs (2314) Chernov,AA
Titled Tue 19th Nov Early
Pirc
1-0 B07
2024.11.05 Rozhkov,Ve (2128) vs (2649) Sjugirov,S
Titled Tue 5th Nov Early
Caro-Kann - Advance
0-1 B12
2024.10.01 Rozhkov,Ve (2128) vs (1963) Smirnova,Polina A
Titled Tue 1st Oct Early
French Advance
1-0 C02
2024.10.22 Molina,Rob (2381) vs (2128) Rozhkov,Ve
Titled Tue 22nd Oct Early
Slav Dutch
0-1 D19
2024.11.19 Rozhkov,Ve (2128) vs (2001) Montano Vicente,Guadalupe
Titled Tue 19th Nov Early
Sicilian Scheveningen Najdorf - Byrne
0-1 B90
2024.12.10 Rozhkov,Ve (2128) vs (2218) Southcott-Moyers,Indy
Titled Tue 10th Dec Early
Caro-Kann - Advance
0-1 B12
2024.10.01 Kleimenov,Nikolay (2127) vs (2128) Rozhkov,Ve
Titled Tue 1st Oct Early
Sicilian Richter - Larsen
1-0 B60
2024.12.10 Nanditha,V (1935) vs (2128) Rozhkov,Ve
Titled Tue 10th Dec Early
Sicilian Open - Two Knights
0-1 B56
2024.11.19 Karamsetty,J (2244) vs (2128) Rozhkov,Ve
Titled Tue 19th Nov Early
Sicilian Closed
1-0 B23
2024.10.01 Rozhkov,Ve (2128) vs (2399) Spata,G
Titled Tue 1st Oct Early
Scandinavian
1-0 B01
2024.11.19 Rozhkov,Ve (2128) vs (2276) Yevchenko,A
Titled Tue 19th Nov Early
Sicilian Scheveningen Najdorf - Byrne
1-0 B90
2024.12.10 Rozhkov,Ve (2128) vs (2341) Barria Zuniga,D
Titled Tue 10th Dec Early
Sicilian Paulsen
0-1 B43
2024.10.01 Cordeiro,M (2081) vs (2128) Rozhkov,Ve
Titled Tue 1st Oct Early
Sicilian Closed
0-1 B23
2024.12.10 Rozhkov,Ve (2128) vs (2059) Blokhin,Sofia
Titled Tue 10th Dec Early
Sicilian Paulsen
1-0 B43
2024.11.19 Rustamov,Rustam (2307) vs (2128) Rozhkov,Ve
Titled Tue 19th Nov Early
Sicilian Richter (Larsen) - Larsen
1-0 B61
2024.10.01 Rozhkov,Ve (2128) vs (2163) Shukhman,Anna
Titled Tue 1st Oct Early
Sicilian Dragon
0-1 B70
2024.12.10 Gabrielian,A (2419) vs (2128) Rozhkov,Ve
Titled Tue 10th Dec Early
Reti King's Indian
1-0 A07
2024.10.01 Szalay-Ocsak,Bank (2204) vs (2128) Rozhkov,Ve
Titled Tue 1st Oct Early
Anderssen's opening
0-1 A00
2024.10.01 Rozhkov,Ve (2128) vs (2472) Samant,Aditya S
Titled Tue 1st Oct Early
Sicilian - Godiva
0-1 B32
2024.10.01 Hamidov,Allahverdi (2247) vs (2128) Rozhkov,Ve
Titled Tue 1st Oct Early
Queen's Gambit Accepted - Janowski
1-0 D25
2023.12.26 Rozhkov,Ve (2145) vs (2064) Yushko,O
Titled Tue 26th Dec Early
French Advance - Paulsen
0-1 C02
2023.12.26 Agibileg,Uurtsaikh (2445) vs (2145) Rozhkov,Ve
Titled Tue 26th Dec Early
Queen's Gambit Accepted
1-0 D21
2024.05.08 Rozhkov,Ve (2152) vs (2150) Prokhorov,Aleksey
TCh-RUS HL 2024
Sicilian Scheveningen Najdorf - Byrne
1-0 B90
2024.05.06 Rozhkov,Ve (2152) vs (1841) Rudenko,Dmitry Al.
TCh-RUS HL 2024
Caro-Kann - Knight (Tartakower)
0-1 B15
2023.12.26 Onischuk,V (2619) vs (2145) Rozhkov,Ve
Titled Tue 26th Dec Early
French - Schlechter
1-0 C01
2024.02.20 Rozhkov,Ve (2145) vs (2375) Garcia Blanco,O
Titled Tue 20th Feb Early
English Agincourt
0-1 A13
2024.02.20 Sai Agni Jeevitesh,J (2309) vs (2145) Rozhkov,Ve
Titled Tue 20th Feb Early
French Closed Tarrasch
0-1 C05
2024.02.20 Novozhilov,Semen (2272) vs (2145) Rozhkov,Ve
Titled Tue 20th Feb Early
Queen's Gambit Accepted
0-1 D20
2024.02.20 Rozhkov,Ve (2145) vs (2155) Serra Canals,Oriol
Titled Tue 20th Feb Early
English - Anglo-Dutch
1-0 A10
2024.02.20 Mena,Martin (2032) vs (2145) Rozhkov,Ve
Titled Tue 20th Feb Early
English Sicilian
1/2-1/2 A20
2024.02.20 Golubev,M (2461) vs (2145) Rozhkov,Ve
Titled Tue 20th Feb Early
French Advance Winawer - Smyslov
1-0 C19
2024.02.20 Rozhkov,Ve (2145) vs (2308) Timerkhanov,Alexander
Titled Tue 20th Feb Early
English Anglo-Slav
1-0 A11
2024.02.13 Amigo Quintana,Antu (2040) vs (2145) Rozhkov,Ve
Titled Tue 13th Feb Early
Queen's Gambit Accepted - Saduleto
1-0 D20
2024.02.13 Kotlyar,K (2390) vs (2145) Rozhkov,Ve
Titled Tue 13th Feb Early
French - Two Knights
0-1 C00
2024.02.20 Denis,L (2233) vs (2145) Rozhkov,Ve
Titled Tue 20th Feb Early
Queen's Pawn Zukertort - Catalan
0-1 D02
2024.02.13 Rozhkov,Ve (2145) vs (2261) Swicarz,M
Titled Tue 13th Feb Early
Sicilian Scheveningen Najdorf - Adams
0-1 B90
2024.02.20 Grandelius,N (2665) vs (2145) Rozhkov,Ve
Titled Tue 20th Feb Early
Queen's Pawn Zukertort - Symmetrical
1-0 D02
2024.02.13 Rozhkov,Ve (2145) vs (2380) Weishaeutel,Moritz
Titled Tue 13th Feb Early
Four Knights Spanish - Three Knights
1-0 C48
2024.02.13 Manukian,Ar (2196) vs (2145) Rozhkov,Ve
Titled Tue 13th Feb Early
French Advance
1-0 C02
2024.02.20 Rozhkov,Ve (2145) vs (2529) Boruchovsky,A
Titled Tue 20th Feb Early
English
0-1 A10
2024.02.13 Rozhkov,Ve (2145) vs (2363) Vallejo Diaz,Ja
Titled Tue 13th Feb Early
Scandinavian - Classical
1-0 B01
2024.02.13 Gosh,C (2026) vs (2145) Rozhkov,Ve
Titled Tue 13th Feb Early
French - Two Knights
0-1 C00
2024.02.13 Rozhkov,Ve (2145) vs (2090) Tomb,M
Titled Tue 13th Feb Early
Sicilian - Labourdonnais (Lowenthal)
0-1 B32
2024.02.13 Shapiro,V (2113) vs (2145) Rozhkov,Ve
Titled Tue 13th Feb Early
English Sicilian (Two Knights) - Carls (Reversed Dragon)
1-0 A22
2024.02.13 Rozhkov,Ve (2145) vs (2071) Vaibhav,Jayant Raut
Titled Tue 13th Feb Early
Sicilian - Pelikan (Chelyabinsk)
1/2-1/2 B33
2024.02.13 Prohaszka,P2 (2578) vs (2145) Rozhkov,Ve
Titled Tue 13th Feb Early
Queen's Pawn Zukertort - Symmetrical
1/2-1/2 D02
2023.10.10 Rozhkov,Ve (2145) vs (2137) Osmonbekov,T
Titled Tue 10th Oct Late
Sicilian Dragon
0-1 B70

Maxim Rozhkov, PGN chess games