Ahmad Najjar - Partidas de ajedrez

Ahmad Najjar - Información del jugador de ajedrez

Última actualización: 04/09/2023 04:57:18 GMT+2
Actividad del jugador: ON
Nombre del jugador: Ahmad Najjar (LBN) LBN
Foto del jugador: (Buscar en Google Imágenes)
Edad: 58 años (nacido en 1966)
Sexo:
2193
Estándar
2069
Rápido
2102
Blitz
Fide ID: 5300100 (FIDE card)
Mayor ELO conseguido: 2367
Ahmad Najjar - Partidas de ajedrez: 189

Ahmad Najjar - Gráficos

FIDE Elo

Actividad (partidas estándar)

Ahmad Najjar - Torneos de ajedrez

Fecha Torneo de ajedrez Posición inicial Posición final Performance
2023-08-20 to 2023-08-20 Shamieh FIDE-Rated Open Lebanon 5 6 [-1] 1816
2023-04-16 to 2023-04-16 Shamieh FIDE-Rated Blitz 2023 Lebanon 1 58 [-57] 0
2023-02-23 to 2023-03-31 Centro Mall By Chamieh Chess Academy Lebanon 1 71 [-70] 0
2023-01-02 to 2023-01-08 Christmas And New Year Golf And Soviet Alumni Chess Tournament 2023 Lebanon 2 16 [-14] 1719
2022-12-16 to 2022-12-24 Fiancheto Championchip 2022 Lebanon 2 1 [+1] 2356
2022-12-18 to 2022-12-18 Amical Freres Furn Chebak El 23th Christmas Rapid Chess 2022 Open Lebanon 1 5 [-4] 1791
2022-12-11 to 2022-12-11 Ahli Saida Chess Academy 6th Christmas 2022 Lebanon 1 8 [-7] 1679
2022-11-12 to 2022-11-19 11th Beirut International Open - Chess Championship - 2022 Lebanon 11 15 [-4] 1861
2022-07-13 to 2022-07-23 Keshmat Summer Chess Festival 2022 - Blitz Lebanon 1 1 [0] 0
2022-06-04 to 2022-06-05 2e Championnat d'échecs en ligne par équipes de la Francophonie France 81 86 [-5] 2299
2021-12-19 to 2021-12-19 South International Tournament Lebanon 1 1 [0] 1932
2021-11-21 to 2021-11-21 Lebanese Golf Club Lebanese Independance Day 2021 Lebanon 4 19 [-15] 1771
2021-11-07 to 2021-11-07 Al Rabita Al Thakafiya Beysour 2021 Lebanon 1 6 [-5] 1753
2021-08-29 to 2021-08-29 Rapid 2021 Lebanese Chess Championship Lebanon 3 5 [-2] 1792
2021-08-01 to 2021-08-01 Tadamon Rapid Tournament Open Lebanon 3 2 [+1] 1984
2021-07-25 to 2021-07-12 Shamieh Team 2021 blitz Lebanon 29 14 [+15] 1847
2021-05-29 to 2021-05-30 1er Championnat d'échecs en ligne par équipes de la Francophonie France 66 58 [+8] 1980
2021-03-20 to 2021-03-20 Ibrahim Shamieh Blitz Tournament Lebanon 2 1 [+1] 2132
2021-03-20 to 2021-03-21 Adnan Hariri Rapid Tournament Lebanon 11 2 [+9] 2073
2020-10-12 to 2020-10-25 2020 Lebanese Chess Championship Finals Lebanon 11 1 [+10] 2200
2020-10-10 to 2020-10-18 Asian Nations (Regions) Men Online Cup 2020 United Arab Emirates 56 133 [-77] 1855
2020-08-07 to 2020-08-09 2020 FIDE Online Olympiad Division 3 Pool C 110 77 [+33] 0
2020-08-03 to 2020-08-06 Scheveningen Training -National Team (MEN) Lebanon 2 2 [0] 0
2020-07-31 to 2020-08-02 2020 FIDE Online Olympiad Division 4 Pool C 96 61 [+35] 0
2020-07-22 to 2020-08-30 2020 FIDE Online Olympiad Base Division Pool B 5 28 [-23] 1741
2020-07-22 to 2020-08-30 2020 FIDE Online Olympiad Entries 520 520 [0] 0
2020-06-04 to 2020-06-04 Scheveningen League - R03-Beirut Team - Lebanon vs Tamilnadu Team - India Lebanon 16 15 [+1] 2087
2020-06-04 to 2020-06-04 Scheveningen League - R03-Beirut Team - Lebanon vs Tamilnadu Team - India Lebanon 17 17 [0] 0
2020-05-14 to 2020-05-17 2nd Online Lebanese Teams Lebanon 33 6 [+27] 2116
2020-05-01 to 2020-05-03 Lebanese Chess Federation 66th Anniversary Lebanon 3 17 [-14] 1637
2020-05-01 to 2020-05-03 Lebanese Chess Federation 66th Anniversary Lebanon 3 5 [-2] 2321
2020-05-01 to 2020-05-03 Lebanese Chess Federation 66th Anniversary Lebanon 3 17 [-14] 1637
2020-05-01 to 2020-05-03 Lebanese Chess Federation 66th Anniversary Lebanon 3 11 [-8] 0
2020-04-29 to 2020-04-30 2nd Friendship Tournament - Beirut vs Paris Lebanon 2 17 [-15] 2106
2020-04-22 to 2020-04-23 1st Friendship Tournament - Beirut vs Paris Lebanon 12 15 [-3] 2031
2020-04-20 to 2020-04-23 1st Online Lebanese Teams Lebanon 60 26 [+34] 1835
2019-12-22 to 2019-12-30 Soviet Alumni 41 Christmas Chess Tournament Lebanon 1 1 [0] 2063
2019-08-25 to 2019-08-25 Taanayel Open 2019 Lebanon 4 7 [-3] 1969
2019-01-17 to 2019-01-29 LBN Final 2018 Lebanon 9 3 [+6] 2239
2019-04-25 to 2019-05-03 10th Beirut International Open Chess Championship (Category A) Lebanon 13 13 [0] 2200
2019-08-18 to 2019-08-18 1st Players Rapid Tournament Lebanon 2 1 [+1] 2058
2019-08-17 to 2019-08-17 1st Players Blitz Tournament Lebanon 2 3 [-1] 1856
2018-12-22 to 2018-12-30 Soviet Club Christmas Chess Championship 2018 Lebanon 2 1 [+1] 2206
2019-08-13 to 2019-08-16 1st Players Classic Tournament Lebanon 3 1 [+2] 2214
2018-12-16 to 2018-12-16 2018 Christmas Freres Alumni Rapid Chess Lebanon 4 5 [-1] 2159
2019-06-16 to 2019-06-16 Kafaat Juin 2019 Lebanon 4 70 [-66] 0
2018-08-03 to 2018-08-03 Asian Nations Cup 2018 - Open Blitz Iran 57 11 [+46] 2333
2018-07-27 to 2018-07-27 Asian Nation Cup 2018- Open Rapid Iran 58 53 [+5] 1816
2018-09-02 to 2018-09-02 Jouret El Termos first international Rapid Chess Tournament Lebanon 2 1 [+1] 2304
2017-09-30 to 2017-10-07 9th Beirut International Open 2017 Lebanon 13 19 [-6] 2193
2018-07-28 to 2018-08-03 Asian Nations Cup 2018 - Open Standard Iran 63 43 [+20] 2099
2017-09-30 to 2017-10-07 9th Beirut International Open 2017 Lebanon 13 9 [+4] 2220
2017-10-29 to 2017-10-29 Lebanese Indiviual Blitz Chess Championship 2017 Lebanon 2 9 [-7] 1937
2017-09-27 to 2017-09-27 5th Asian Indoor & Martial Arts Games Blitz Men Turkmenistan 13 28 [-15] 2078
2017-09-25 to 2017-09-26 5th Asian Indoor & Martial Arts Games_Rapid_Men_Team Turkmenistan 26 28 [-2] 2158
2017-12-22 to 2017-12-30 2017 Soviet Alumumni 39th Christmas Chess Lebanon 2 3 [-1] 2169
2017-08-27 to 2017-08-27 Lebanese Indivitual Rapid Chess Championship 2017 Lebanon 3 7 [-4] 1813
2017-09-21 to 2017-09-24 5th Asian Indoor & Martial Arts Games 217_Men_Individual Turkmenistan 31 33 [-2] 2164
2018-06-24 to 2018-06-24 Kafaat Rapid Chess Tournament Lebanon 4 3 [+1] 2116
2018-09-02 to 2018-09-02 Jouret El Termos first international Rapid Chess Tournament Lebanon 2 1 [+1] 2304
2018-11-04 to 2018-11-04 LBN Individual Rapid Chess Championship 2018 Lebanon 4 8 [-4] 2022
2018-11-04 to 2018-11-04 LBN Individual Rapid Chess Championship 2018 Lebanon 4 8 [-4] 2022
2018-11-04 to 2018-11-04 LBN Individual Rapid Chess Championship 2018 Lebanon 4 8 [-4] 2022
2017-08-13 to 2017-08-13 Lebanese Teams Rapid chess Championship Lebanon 67 9 [+58] 1984
2017-08-06 to 2017-08-06 InterClubs Blitz Chess Championship 2017 Lebanon 118 10 [+108] 2320
2014-11-30 to 2014-11-30 Lebanese Clubs Blitz Championsip Lebanon 6 18 [-12] 1793
2017-07-18 to 2017-07-31 43rd Lebanese Individual Chess Championship 2017 - Final Stage Lebanon 2 6 [-4] 2101
2016-11-23 to 2016-12-05 42nd Lebanese Individual Championship - Final Stage 2016 Lebanon 8 3 [+5] 2183
2016-12-22 to 2016-12-30 2016 Soviet Alumni Christmas Chess Tournament Lebanon 1 2 [-1] 2222
2016-07-10 to 2016-07-10 Lebanese Blitz Chess Championship 2016 Lebanon 4 12 [-8] 1794
2016-04-10 to 2016-04-10 Lebanese Individual Rapid Chess Championship 2016 Lebanon 4 1 [+3] 2307
2015-11-25 to 2015-12-08 41st Lebanese Individual Championship - Final Stage 2015 Lebanon 12 2 [+10] 2197
2015-12-27 to 2015-12-28 "Soviet Universities Graduates" Christmas Chess Tournament 2015 Lebanon 2 2 [0] 2011
2015-08-23 to 2015-08-23 International Chess Day Championship 2015 Lebanon 2 54 [-52] 0
2015-10-16 to 2015-10-25 10th Mediterranean Individual Championships 2015 - Beirut – Lebanon Lebanon 14 13 [+1] 2256
2015-09-06 to 2015-09-06 Lebanese Individual Rapid Chess Championship 2015 Lebanon 3 2 [+1] 2165
2015-09-19 to 2015-09-27 8th Beirut International Open 2015 Lebanon 13 6 [+7] 2160
2015-09-13 to 2015-09-13 Ehden Chess Festival 2015 Lebanon 3 8 [-5] 1770
2015-09-13 to 2015-09-13 Ehden Chess Festival 2015 Lebanon 3 8 [-5] 1770
2015-01-21 to 2015-02-01 Emmanul Lasker - Group A Lebanon 5 3 [+2] 2200
2015-01-20 to 2015-01-20 Amicale Christmas Tournament 2015 Lebanon 3 6 [-3] 1943
2014-11-02 to 2014-11-02 20th Lebanese Individual Rapid Chess Championship - 2014 Lebanon 2 9 [-7] 1959
2014-06-07 to 2014-06-07 2 emes Rencontres Internationales des Echecs Francophones Blitz Lebanon 9 4 [+5] 2223
2014-04-17 to 2014-04-25 Blitz 13th Asian Continental Open Chess Championships 2014 United Arab Emirates 26 31 [-5] 1922
2014-05-31 to 2014-06-08 2 emes Rencontres Internationales des Echecs Francophones Lebanon 8 10 [-2] 2124
2014-04-17 to 2014-04-25 13th Asian Continental Open Chess Championships 2014 United Arab Emirates 49 47 [+2] 2125
2014-06-14 to 2014-06-27 40th Lebanese Individual Championship - 2014 - Final Stage Lebanon 1 3 [-2] 2232
2014-06-14 to 2014-06-27 40th Lebanese Individual Chess Championship 2014 - Final Stage Lebanon 1 3 [-2] 2223
2014-05-06 to 2014-05-13 7th Beirut International Open 2014 Lebanon 14 6 [+8] 2155
2013-09-28 to 2013-10-10 Lebanese Individual Chess Championship 2013 Lebanon 7 2 [+5] 2247
2013-05-17 to 2013-05-24 6th Beirut International Open Lebanon 6 8 [-2] 2054
2013-05-25 to 2013-05-25 Mays El Jabal Rapid Open Int Tournament Lebanon 5 6 [-1] 1972
2013-01-19 to 2013-01-25 8th Mediterranean Individual Championships Lebanon 5 6 [-1] 2331
2013-01-19 to 2013-01-25 8th Mediterranean Individual Championships Lebanon 5 6 [-1] 2331
2013-01-26 to 2013-01-26 8th Mediteranean Individual Rapid Chess Championships Lebanon 5 4 [+1] 2031
2012-12-18 to 2012-12-30 Lebanese Individual Chess Championship 2012 Lebanon 1 4 [-3] 2090
2012-04-11 to 2012-04-18 Beirut 5th International Open Chess Championship 2012 Lebanon 10 6 [+4] 1824
2011-12-10 to 2011-12-10 Arab Games - Individual Blitz chess - Men Qatar 19 19 [0] 2279
2011-12-11 to 2011-12-12 Arab Games - Individual Rapid chess - Men Qatar 20 31 [-11] 2107
2011-09-05 to 2011-09-14 37th Lebanese Individual Chess Championship 2011 - Final Stage Lebanon 2 2 [0] 2299
2011-05-14 to 2011-05-22 Beirut 4th International Open Chess Championship 2011 Lebanon 7 16 [-9] 1711
2010-05-14 to 2010-05-26 Lebanese Chess Federation Lebanon 1 3 [-2] 2180
2010-05-14 to 2010-05-26 Lebanese Chess Federation Lebanon 1 3 [-2] 2180
2009-10-17 to 2009-10-24 Beirut 3rd International Open Chess Championship 2009 Lebanon 6 5 [+1] 2081
2009-07-19 to 2009-07-29 lebanese chess championship 2009 Lebanon 3 3 [0] 2140
2009-04-16 to 2009-04-23 Asian Cities Championship (Dubai Cup) Lebanon 15 - 23 April 2009 Lebanon 86 44 [+42] 2279
2005-04-04 to 2005-04-12 Dubai Open 2005 87 86 [+1] 2415
2005-09-12 to 2005-09-20 Arab Men Chess Championship2005 13 15 [-2] 2200
2004-10-14 to 2004-10-31 36th Chess Olympiad 2004 Open Men"s section Spain 167 236 [-69] 2321
2002-10-26 to 2002-11-11 35th Chess Olympiad 2002 Open Men Slovenia 405 373 [+32] 2412
1998-09-29 to 1998-10-12 33th Chess Olympiad 1998 Open Russia 502 12 [+490] 2260
1913-12-13 to 1913-12-13 2013 Lebanese Blitz Chess Championship 2013 Lebanese Blitz Chess Championship Lebanon 2 1 [+1] 2093

Ahmad Najjar - Partidas de Ajedrez

Ahmad Najjar - Partidas de Ajedrez

Fecha Jugadores & Apertura Resultado ECO Ver
2022.11.19 Najjar, Ahmad (2261) vs (1544) Karam, Youssef Mark
11th Beirut International Open - Chess Championship - 2022
Neo-India
1-0 E00
2022.11.18 Efimov, Igor (2372) vs (2261) Najjar, Ahmad
11th Beirut International Open - Chess Championship - 2022
Peón de Dama Irregular - Kotov
1-0 A40
2022.11.17 Najjar, Ahmad (2261) vs Hariri, Hadi Moustafa
11th Beirut International Open - Chess Championship - 2022
Eslava - Clásica del Cambio
1-0 D10
2022.11.16 Nikolov, Momchil (2479) vs (2261) Najjar, Ahmad
11th Beirut International Open - Chess Championship - 2022
Peón de Dama Irregular - Kotov (Robatsch)
1-0 A40
2022.11.15 Najjar, Ahmad (2261) vs (1901) Khechen, Nabil E
11th Beirut International Open - Chess Championship - 2022
Juego del Centro
1-0 C21
2022.11.14 Koniahli, Malek. (2209) vs (2261) Najjar, Ahmad
11th Beirut International Open - Chess Championship - 2022
Siciliana - Húngara
1-0 B27
2022.11.13 Najjar, Ahmad (2261) vs (1461) Kassar, Bashar
11th Beirut International Open - Chess Championship - 2022
Apertura Benko
1-0 A00
2022.11.13 Fawaz, Mohamad (1566) vs (2261) Najjar, Ahmad
11th Beirut International Open - Chess Championship - 2022
Siciliana Alapin
0-1 B22
2022.11.12 Najjar, Ahmad (2261) vs (1095) Karam, Peter
11th Beirut International Open - Chess Championship - 2022
Siciliana Macdonnell
1-0 B21
2020.10.16 Najjar, Ahmad (2178) vs (2081) Thing, Bibek
Asian Nations (Regions) Men Online Cup 2020
Siciliana Cerrada
0-1 B23
2020.10.16 Duneas, John (2007) vs (2178) Najjar, Ahmad
Asian Nations (Regions) Men Online Cup 2020
Peón de Dama Irregular - Kotov
0-1 A40
2020.10.10 Najjar, Ahmad (2178) vs (1810) Doluweera, Minul Sanjula
Asian Nations (Regions) Men Online Cup 2020
Caro-Kann - Avance
0-1 B12
2020.10.10 Najjar, Ahmad (2178) vs (2498) Illingworth, Max
Asian Nations (Regions) Men Online Cup 2020
Juego del Centro
0-1 C21
2020.10.10 Erfan, Mohamad Firdaus (1241) vs (2178) Najjar, Ahmad
Asian Nations (Regions) Men Online Cup 2020
Siciliana - Húngara
0-1 B27
2020.08.09 Hewitt, William (2038) vs (2178) Najjar, Ahmad
2020 FIDE Online Olympiad
Siciliana Maroczy - Siciliana Maroczy
1-0 B36
2020.08.07 Najjar, Ahmad (2178) vs (2239) Mansour, Sameer
2020 FIDE Online Olympiad
Pirc
0-1 B07
2020.08.01 Taleb Mohamed, Ahmed (1978) vs (2178) Najjar, Ahmad
2020 FIDE Online Olympiad
Siciliana Cerrada
1/2-1/2 B23
2020.07.31 Al, Ansi Amin (1887) vs (2178) Najjar, Ahmad
2020 FIDE Online Olympiad
Siciliana - Snyder
0-1 B20
2020.07.27 Najjar, Ahmad (2178) vs (1855) Tondo, James S
2020 FIDE Online Olympiad
Siciliana Cerrada
1-0 B23
2020.07.27 Herrera, Adrian vs (2178) Najjar, Ahmad
2020 FIDE Online Olympiad
Inglesa Siciliana Cerrada
1-0 A25
2020.07.27 Najjar, Ahmad (2178) vs (1724) Havyarimana, Elvis
2020 FIDE Online Olympiad
Apertura Benko
1-0 A00
2020.07.25 Alhousseyni, Hasseye (1925) vs (2178) Najjar, Ahmad
2020 FIDE Online Olympiad
Siciliana - Húngara
0-1 B27
2019.08.13 Abou Daher, Razan vs (2238) Najjar, Ahmad
1st Players Classic Tournament
Siciliana Cerrada
0-1 B23
2019.05.03 Ivanov, Mikhail M (2372) vs (2233) Najjar, Ahmad
10th Beirut International Open Chess Championship (Category A)
Nimzovich - Inglesa
1-0 A01
2019.05.02 Najjar, Ahmad (2233) vs (2164) Dimitrijevic, Aleksandra
10th Beirut International Open Chess Championship (Category A)
Moderna
1-0 A41
2019.05.01 Novikova, Margarita (2032) vs (2233) Najjar, Ahmad
10th Beirut International Open Chess Championship (Category A)
Siciliana - Húngara
1/2-1/2 B27
2019.05.01 Najjar, Ahmad (2233) vs (1958) Al Salman, Mohamad
10th Beirut International Open Chess Championship (Category A)
Reti Zukertort
1-0 A06
2019.04.30 Raetsky, Alexander (2394) vs (2233) Najjar, Ahmad
10th Beirut International Open Chess Championship (Category A)
Peón de Dama Irregular - Kotov
1/2-1/2 A40
2019.04.29 Najjar, Ahmad (2233) vs (2423) Karpatchev, Aleksandr
10th Beirut International Open Chess Championship (Category A)
Apertura Benko
0-1 A00
2019.04.27 Eid, Fadi (2331) vs (2233) Najjar, Ahmad
10th Beirut International Open Chess Championship (Category A)
Siciliana - Húngara
1/2-1/2 B27
2019.04.26 Najjar, Ahmad (2233) vs (1666) Berbari, Imad
10th Beirut International Open Chess Championship (Category A)
India India Oriental - Londres
1-0 A48
2019.04.25 Al Azmi, Khalaf (1740) vs (2233) Najjar, Ahmad
10th Beirut International Open Chess Championship (Category A)
Siciliana - Húngara
0-1 B27
2019.01.28 Kaloust, Giorgio (1822) vs (2210) Najjar, Ahmad
LBN Final 2018
Peón de Dama Irregular - Kotov
0-1 A40
2019.01.27 Najjar, Ahmad (2210) vs (2274) Khairallah, Faisal
LBN Final 2018
Siciliana Cerrada - Zukertort
1-0 B23
2019.01.25 Kassis, Antoine (2159) vs (2210) Najjar, Ahmad
LBN Final 2018
Siciliana - Húngara
1/2-1/2 B27
2019.01.24 Najjar, Ahmad (2210) vs (2108) Abdulaziz, Mahmoud
LBN Final 2018
Robatsch
1-0 B06
2019.01.23 Houmsi, Ghassan (1852) vs (2210) Najjar, Ahmad
LBN Final 2018
Siciliana - Húngara
1/2-1/2 B27
2019.01.22 El Jawich, Amro (2260) vs (2210) Najjar, Ahmad
LBN Final 2018
Siciliana Alapin
1/2-1/2 B22
2019.01.20 Najjar, Ahmad (2210) vs (1889) Nassar, Marc
LBN Final 2018
Benoni - Checa
1-0 A56
2019.01.19 Al Kaoury, Mahdi (2127) vs (2210) Najjar, Ahmad
LBN Final 2018
Inglesa Siciliana Cerrada - Carls
0-1 A25
2019.01.18 Najjar, Ahmad (2210) vs (1939) Al Salman, Mohamad
LBN Final 2018
Apertura Benko
1/2-1/2 A00
2019.01.17 Moudallal, Tarek (2027) vs (2210) Najjar, Ahmad
LBN Final 2018
Peón de Dama Irregular - Kotov
1/2-1/2 A40
2018.12.30 Abdulaziz, Mahmoud (2108) vs (2210) Najjar, Ahmad
Soviet Club Christmas Chess Championship 2018
Apertura Benko
1/2-1/2 A00
2018.12.29 Najjar, Ahmad (2210) vs (2016) Asmar, Elie
Soviet Club Christmas Chess Championship 2018
Apertura Benko
1-0 A00
2018.12.28 Kaloust, Giorgio (1822) vs (2210) Najjar, Ahmad
Soviet Club Christmas Chess Championship 2018
Peón de Dama Irregular - Kotov
0-1 A40
2018.12.27 Najjar, Ahmad (2210) vs (2264) El Jawich, Amro
Soviet Club Christmas Chess Championship 2018
Siciliana
1/2-1/2 B20
2018.12.26 Nassar, Marc (1889) vs (2210) Najjar, Ahmad
Soviet Club Christmas Chess Championship 2018
Siciliana Juego del Centro - Smith-Morra
0-1 B21
2018.12.23 Najjar, Ahmad (2210) vs (1655) Jouni, Hassan
Soviet Club Christmas Chess Championship 2018
Peón de Dama Irregular - Kotov
1-0 A40
2018.12.22 Saridar, Toufic (1528) vs (2210) Najjar, Ahmad
Soviet Club Christmas Chess Championship 2018
Siciliana Alapin
0-1 B22
2017.10.07 Najjar, Ahmad (2255) vs (2496) Kotanjian, Tigran
9th Beirut International Open 2017
India India Oriental - Londres
0-1 A48
2017.10.06 Abdulaziz, Mahmoud (2088) vs (2255) Najjar, Ahmad
9th Beirut International Open 2017
Inglesa - Snake
0-1 A10
2017.10.05 Najjar, Ahmad (2255) vs (2264) Tsatsalashvili, Keti
9th Beirut International Open 2017
India de dama
0-1 E12
2017.10.04 Asmar, Elie (2062) vs (2255) Najjar, Ahmad
9th Beirut International Open 2017
Siciliana - Húngara
0-1 B27
2017.10.03 Najjar, Ahmad (2255) vs (2017) Sursock, Sameer
9th Beirut International Open 2017
India India Oriental - Londres
1/2-1/2 A48
2017.10.02 Ghassan, Houmsi (1863) vs (2255) Najjar, Ahmad
9th Beirut International Open 2017
Siciliana - Húngara
0-1 B27
2017.10.01 Volkov, Sergey (2638) vs (2255) Najjar, Ahmad
9th Beirut International Open 2017
Peón de Dama Irregular - Kotov
1-0 A40
2017.10.01 Najjar, Ahmad (2255) vs (1773) Moughames, Ronald
9th Beirut International Open 2017
India India Oriental - Londres
1-0 A48
2017.10.04 Asmar, Elie (2062) vs (2255) Najjar, Ahmad
9th Beirut International Open 2017
Siciliana - Húngara
0-1 B27
2017.10.03 Najjar, Ahmad (2255) vs (2017) Sursock, Sameer
9th Beirut International Open 2017
India India Oriental - Londres
1/2-1/2 A48
2017.10.02 Ghassan, Houmsi (1863) vs (2255) Najjar, Ahmad
9th Beirut International Open 2017
Siciliana - Húngara
0-1 B27
2017.10.01 Volkov, Sergey (2638) vs (2255) Najjar, Ahmad
9th Beirut International Open 2017
Peón de Dama Irregular - Kotov
1-0 A40
2017.10.01 Najjar, Ahmad (2255) vs (1773) Moughames, Ronald
9th Beirut International Open 2017
India India Oriental - Londres
1-0 A48
2017.09.27 Ali, Muhammad Lutfi (2122) vs (2172) Najjar, Ahmad
5th Asian Indoor & Martial Arts Games Blitz Men
Fiancheto de India de Rey - Bronstein
1-0 E62
2017.09.27 Najjar, Ahmad (2172) vs (2488) Gomez, John Paul
5th Asian Indoor & Martial Arts Games Blitz Men
Peón de Dama Zukertort - Londres
1/2-1/2 D02
2017.09.27 Najjar, Ahmad (2172) vs (2446) Atabayev, Saparmyrat
5th Asian Indoor & Martial Arts Games Blitz Men
Caballo Indio - Londres
0-1 A46
2017.09.27 Najjar, Ahmad (2172) vs (1845) Mohamed, Hassan
5th Asian Indoor & Martial Arts Games Blitz Men
Peón de Rey Irregular
1-0 B00
2017.09.27 Jumabayev, Rinat (2543) vs (2172) Najjar, Ahmad
5th Asian Indoor & Martial Arts Games Blitz Men
Siciliana Maroczy
1-0 B38
2017.09.26 Arpijuntarangkoon, Jaradpong (2056) vs (2225) Najjar, Ahmad
5th Asian Indoor & Martial Arts Games_Rapid_Men_Team
Inglesa - Snake
0-1 A10
2017.09.25 Najjar, Ahmad (2225) vs (2218) Begmuratov, Alisher
5th Asian Indoor & Martial Arts Games_Rapid_Men_Team
Apertura Benko
0-1 A00
2017.09.25 Mollah Abdullah, Al Rakib (2508) vs (2225) Najjar, Ahmad
5th Asian Indoor & Martial Arts Games_Rapid_Men_Team
Peón de Dama Irregular - Kotov
1-0 A40
2017.09.25 Najjar, Ahmad (2225) vs (1883) Sulaiman, Ahmad Ashrafi
5th Asian Indoor & Martial Arts Games_Rapid_Men_Team
Francesa - Cambio
1-0 C01
2017.09.25 Kazhgaleyev, Murtas (2485) vs (2225) Najjar, Ahmad
5th Asian Indoor & Martial Arts Games_Rapid_Men_Team
Peón de Dama Irregular - Kotov (Robatsch)
1-0 A40
2017.09.24 Alhuwar, Jasem (2275) vs (2255) Najjar, Ahmad
5th Asian Indoor & Martial Arts Games 217_Men_Individual
Reti
1-0 A04
2017.09.23 Najjar, Ahmad (2255) vs (2454) Mollah Abdullah, Al Rakib
5th Asian Indoor & Martial Arts Games 217_Men_Individual
Siciliana Inglesa
0-1 A20
2017.09.23 Begmuratov, Alisher (2403) vs (2255) Najjar, Ahmad
5th Asian Indoor & Martial Arts Games 217_Men_Individual
Siciliana Juego del Centro - Morphy
1/2-1/2 B21
2017.09.22 Sulaiman, Ahmad Ashrafi (1883) vs (2255) Najjar, Ahmad
5th Asian Indoor & Martial Arts Games 217_Men_Individual
Peón de Dama Irregular - Kotov (Robatsch)
0-1 A40
2017.09.22 Najjar, Ahmad (2255) vs (2496) Annaberdiev, Meilis
5th Asian Indoor & Martial Arts Games 217_Men_Individual
Apertura Benko
0-1 A00
2017.09.21 Najjar, Ahmad (2255) vs (1779) Muhammed, Shuaau
5th Asian Indoor & Martial Arts Games 217_Men_Individual
Caballo de Rey - Gambito Escocés
1-0 C44
2017.09.21 Maghsoodloo, Parham (2569) vs (2255) Najjar, Ahmad
5th Asian Indoor & Martial Arts Games 217_Men_Individual
Reti
1-0 A04
2017.07.18 Najjar, Ahmad (2304) vs (2074) Kaouri, Mahdi
43rd Lebanese Individual Chess Championship 2017 - Final Stage
Bogo-India
0-1 E11
2016.12.30 Khechen, Nabil E (1974) vs (2312) Najjar, Ahmad
2016 Soviet Alumni Christmas Chess Tournament
Siciliana Alapin
0-1 B22
2016.12.29 Najjar, Ahmad (2312) vs (1949) Sharbel, Marwan
2016 Soviet Alumni Christmas Chess Tournament
Caballo Indio - Londres
1-0 A46
2016.12.28 El Jawich, Amro (2243) vs (2312) Najjar, Ahmad
2016 Soviet Alumni Christmas Chess Tournament
Siciliana - Húngara
1/2-1/2 B27
2016.12.27 Najjar, Ahmad (2312) vs (2026) Moudallal, Tarek
2016 Soviet Alumni Christmas Chess Tournament
Reti - Holandesa
1/2-1/2 A04
2016.12.26 Khalil, Adnan (1958) vs (2312) Najjar, Ahmad
2016 Soviet Alumni Christmas Chess Tournament
Siciliana - Húngara
0-1 B27
2016.12.23 Najjar, Ahmad (2312) vs (1739) Terzian, Kevork
2016 Soviet Alumni Christmas Chess Tournament
Caballo Indio - Spielmann
1-0 A46
2016.12.22 Kassar, Pierre (1501) vs (2312) Najjar, Ahmad
2016 Soviet Alumni Christmas Chess Tournament
Siciliana - Húngara
0-1 B27
2016.12.04 Kaloust, Giorgio (1542) vs (2312) Najjar, Ahmad
2016 Lebanese Chess Championship Final Stage
Peón de Dama Irregular - Kotov
0-1 A40
2016.12.03 Najjar, Ahmad (2312) vs (2126) Abdulaziz, Mahmoud
2016 Lebanese Chess Championship Final Stage
Robatsch
1-0 B06
2016.12.02 Kaouri, Mahdi (2113) vs (2312) Najjar, Ahmad
2016 Lebanese Chess Championship Final Stage
Siciliana Cerrada
0-1 B23
2016.11.30 Najjar, Ahmad (2312) vs (2026) Moudallal, Tarek
2016 Lebanese Chess Championship Final Stage
Apertura Benko
0-1 A00
2016.11.29 Jouni, Hassan (1792) vs (2312) Najjar, Ahmad
2016 Lebanese Chess Championship Final Stage
Inglesa - Snake
0-1 A10
2016.11.28 Habash, Mohamad (1883) vs (2312) Najjar, Ahmad
2016 Lebanese Chess Championship Final Stage
Peón de Dama Irregular - Kotov
0-1 A40
2016.11.27 Najjar, Ahmad (2312) vs (1792) Farhat, Mohamed
2016 Lebanese Chess Championship Final Stage
Eslava - Clásica del Cambio
1-0 D10
2016.11.25 El Jawich, Amro (2243) vs (2312) Najjar, Ahmad
2016 Lebanese Chess Championship Final Stage
Siciliana Cerrada
1/2-1/2 B23
2016.11.24 Najjar, Ahmad (2312) vs (2136) Kassis, Antoine
2016 Lebanese Chess Championship Final Stage
Caballo Indio - Spielmann
1/2-1/2 A46
2016.11.23 Khairallah, Faisal (2251) vs (2312) Najjar, Ahmad
2016 Lebanese Chess Championship Final Stage
Siciliana - Húngara
1/2-1/2 B27
2016.07.31 Mawed, Moussa (2089) vs (2237) Najjar, Ahmad
Lebanese InterClubs Championship - First League - 2016
Robatsch
0-1 B06
2016.07.30 Najjar, Ahmad (2237) vs (1891) Ghassan, Houmsi
Lebanese InterClubs Championship - First League - 2016
Gambito de Dama Rehúsado
1-0 D30
2016.07.28 Najjar, Ahmad (2237) vs (2024) Kobeissi, Daniel
Lebanese InterClubs Championship - First League - 2016
Caballo Indio - Londres
1-0 A46
2016.07.26 Najjar, Ahmad (2237) vs (2568) Grigoryan, Avetik
Lebanese InterClubs Championship - First League - 2016
Peón de Dama Irregular - Franco-India
1/2-1/2 A40
2016.07.25 Legky, Nikolay A (2447) vs (2237) Najjar, Ahmad
Lebanese InterClubs Championship - First League - 2016
Peón de Dama Irregular - Kotov (Robatsch)
1-0 A40
2016.07.24 Najjar, Ahmad (2237) vs (2337) Ibrahim, Hatim
Lebanese InterClubs Championship - First League - 2016
Caballo Indio
1/2-1/2 A46
2016.07.23 Kfoury, Raymond (1522) vs (2237) Najjar, Ahmad
Lebanese InterClubs Championship - First League - 2016
Peón de Dama Irregular - Kotov
0-1 A40
2016.07.22 Najjar, Ahmad (2237) vs (2595) Vovk, Yuri
Lebanese InterClubs Championship - First League - 2016
Caballo Indio - Londres
1/2-1/2 A46
2015.09.27 Najjar, Ahmad (2226) vs (1992) Moudallal, Tarek
8th Beirut International Open 2015
Reti - Holandesa
1-0 A04
2015.09.26 Ibrahim, Hatim (2305) vs (2226) Najjar, Ahmad
8th Beirut International Open 2015
India de Rey - Gruenfeld
1/2-1/2 E60
2015.09.25 Ishoo, Younan (2028) vs (2226) Najjar, Ahmad
8th Beirut International Open 2015
Robatsch - Pequeño Centro
0-1 B06
2015.09.24 Najjar, Ahmad (2226) vs (2457) Simantsev, Mikhail
8th Beirut International Open 2015
Caballo Indio
0-1 A46
2015.09.23 Najjar, Ahmad (2226) vs (1972) Asmar, Elie
8th Beirut International Open 2015
Gambito de Dama Rehúsado Lasker
1-0 D57
2015.09.22 Saad, Charbel (1858) vs (2226) Najjar, Ahmad
8th Beirut International Open 2015
Robatsch - Lagarto
0-1 B06
2015.09.21 Najjar, Ahmad (2226) vs (2531) Stupak, Kirill
8th Beirut International Open 2015
Caballo Indio - Benko
0-1 A46
2015.09.20 El Ayyash, Rawad (1801) vs (2226) Najjar, Ahmad
8th Beirut International Open 2015
India de Rey - Smyslov Diferido
0-1 E61
2015.09.19 Najjar, Ahmad (2226) vs Abbas, Khalil
8th Beirut International Open 2015
India India Oriental - Londres
1-0 A48
2014.04.25 Najjar, Ahmad (2261) vs (2095) Al-Hajiri, Bader
13th Asian Continental Open Chess Championships 2014
Semi-Eslava Merano - Semi-Eslava Merano
1-0 D47
2014.04.24 Najjar, Ahmad (2261) vs (2082) Shehab, Ibrahim
13th Asian Continental Open Chess Championships 2014
Caballo Indio - Londres
1-0 A46
2014.04.22 Chahrour, Ibrahim (2079) vs (2261) Najjar, Ahmad
13th Asian Continental Open Chess Championships 2014
Francesa Paulsen
1-0 C10
2014.04.21 Najjar, Ahmad (2261) vs (2105) Muniz Pardino, Alberto
13th Asian Continental Open Chess Championships 2014
Peón de Dama - Mason
0-1 D00
2014.04.20 Lalith, Babu M.R. (2594) vs (2261) Najjar, Ahmad
13th Asian Continental Open Chess Championships 2014
Peón de Dama Zukertort
1-0 D02
2014.04.19 Vakhidov, Jahongir (2472) vs (2261) Najjar, Ahmad
13th Asian Continental Open Chess Championships 2014
Gambito de Dama Rehúsado variante del Cambio - Gambito de Dama Rehúsado variante del Cambio
1-0 D36
2014.04.18 Najjar, Ahmad (2261) vs (1716) Khayat, Abdullah F
13th Asian Continental Open Chess Championships 2014
Peón de Dama Irregular
1-0 A40
2014.04.17 Ghaem Maghami, Ehsan (2556) vs (2261) Najjar, Ahmad
13th Asian Continental Open Chess Championships 2014
Inglesa Anglo-Eslava
1-0 A11
2013.01.25 Najjar, Ahmad (2271) vs (2051) Al-Zayat, Ahmed
8th Mediterranean Individual Championships
Moderna
1-0 A41
2013.01.24 Iyti, Basher (2259) vs (2271) Najjar, Ahmad
8th Mediterranean Individual Championships
Peón de Dama Zukertort
1/2-1/2 D02
2013.01.23 Najjar, Ahmad (2271) vs (2278) Elarbi, Abobker
8th Mediterranean Individual Championships
Apertura Benko
1/2-1/2 A00
2013.01.22 El Jawich, Amro (2170) vs (2271) Najjar, Ahmad
8th Mediterranean Individual Championships
Francesa
0-1 C01
2013.01.22 Najjar, Ahmad (2271) vs (2367) Eid, Fadi
8th Mediterranean Individual Championships
Inglesa
0-1 A10
2013.01.21 Bakr, Jwan (2296) vs (2271) Najjar, Ahmad
8th Mediterranean Individual Championships
Francesa - Caballo de Dama
1-0 C00
2013.01.20 Pavlidis, Anastasios (2351) vs (2271) Najjar, Ahmad
8th Mediterranean Individual Championships
Gambito de Dama Rehúsado Semi-Pillsbury
0-1 D55
2013.01.20 Najjar, Ahmad (2271) vs (2175) Mansour, Abdallah
8th Mediterranean Individual Championships
Apertura Benko
1-0 A00
2013.01.19 Makhlouf, Youmna (1905) vs (2271) Najjar, Ahmad
8th Mediterranean Individual Championships
Peón de Dama Irregular - Kotov
0-1 A40
2011.12.10 Najjar, Ahmad (2274) vs (2327) Goutali, Tarek
Arab Games - Individual Blitz chess - Men
Moderna
1-0 A41
2011.12.10 Najjar, Ahmad (2274) vs (2018) Hamam, Brahim
Arab Games - Individual Blitz chess - Men
Caballo Indio
1-0 A46
2011.12.10 Ayyad, Husain (2209) vs (2274) Najjar, Ahmad
Arab Games - Individual Blitz chess - Men
Caballo de Rey - Gambito Escocés
1-0 C44
2011.12.10 Najjar, Ahmad (2274) vs (2353) Obada, Ahmad Azeezjawad
Arab Games - Individual Blitz chess - Men
India India Oriental
0-1 A48
2011.12.10 Adly, Ahmed (2601) vs (2274) Najjar, Ahmad
Arab Games - Individual Blitz chess - Men
Gambito de Dama Rehúsado - Semi-Eslava Antigua
1-0 D31
2011.12.10 Elbaruni, Mohamed (2080) vs (2274) Najjar, Ahmad
Arab Games - Individual Blitz chess - Men
Gambito de Dama Rehúsado - Semi-Eslava Antigua
0-1 D31
2011.12.10 Najjar, Ahmad (2274) vs (2558) Al-Modiahki, Mohamad
Arab Games - Individual Blitz chess - Men
India India Oriental - Torre
0-1 A48
2011.09.14 Najjar, Ahmad (2267) vs (2155) El Jawich, Amro
37th Lebanese Individual Chess Championship 2011 - Final Stage
Reti Simétrica - Fiancheto
1/2-1/2 A05
2011.09.13 Akhrass, Roland (1946) vs (2267) Najjar, Ahmad
37th Lebanese Individual Chess Championship 2011 - Final Stage
Caballo de Rey - Gambito Escocés
0-1 C44
2011.09.12 Najjar, Ahmad (2267) vs (2034) Bassel, Charaf
37th Lebanese Individual Chess Championship 2011 - Final Stage
Reti
1/2-1/2 A04
2011.09.11 Adeimi, Michel (1895) vs (2267) Najjar, Ahmad
37th Lebanese Individual Chess Championship 2011 - Final Stage
Robatsch - Austriaca
0-1 B06
2011.09.09 Najjar, Ahmad (2267) vs (2068) Shamieh, Jamal
37th Lebanese Individual Chess Championship 2011 - Final Stage
Reti
1-0 A04
2011.09.08 Kassis, Antoine (2230) vs (2267) Najjar, Ahmad
37th Lebanese Individual Chess Championship 2011 - Final Stage
Pirc Austriaca - Weiss
1/2-1/2 B09
2011.09.07 Najjar, Ahmad (2267) vs (2283) Khairallah, Faisal
37th Lebanese Individual Chess Championship 2011 - Final Stage
Reti
1/2-1/2 A04
2011.09.06 Nassar, Marwan (2072) vs (2267) Najjar, Ahmad
37th Lebanese Individual Chess Championship 2011 - Final Stage
India de Rey Cuatro Peones
0-1 E76
2011.09.05 Najjar, Ahmad (2267) vs (2028) Sharbel, Marwan
37th Lebanese Individual Chess Championship 2011 - Final Stage
Peón de Dama Zukertort - Londres
1-0 D02
2004.10.29 Najjar, Ahmad (2337) vs (2462) Reefat, Bin-Sattar
36th Chess Olympiad 2004
Peón de Dama Zukertort - Londres
0-1 D02
2004.10.28 Dissanayake, P R (2112) vs (2337) Najjar, Ahmad
36th Chess Olympiad 2004
Philidor - Cambio
0-1 C41
2004.10.27 Najjar, Ahmad (2337) vs (2333) Nokes, Roger I
36th Chess Olympiad 2004
Reti Simétrica
1/2-1/2 A05
2004.10.26 Chinasamy, Devarajen (2200) vs (2337) Najjar, Ahmad
36th Chess Olympiad 2004
Apertura del Alfil
0-1 C23
2004.10.25 Digesh, Shanker Malla (2253) vs (2337) Najjar, Ahmad
36th Chess Olympiad 2004
Española Chigorin - Española Chigorin
1-0 C97
2004.10.23 Lim, Yee-Weng (2346) vs (2337) Najjar, Ahmad
36th Chess Olympiad 2004
Viena Falkbeer (Tres Caballos)
1/2-1/2 C28
2004.10.22 Zambrana, Osvaldo (2473) vs (2337) Najjar, Ahmad
36th Chess Olympiad 2004
Italiana - Húngara
1-0 C50
2004.10.20 Najjar, Ahmad (2337) vs (2301) Guillen Ramirez, Jose Antonio
36th Chess Olympiad 2004
India India Oriental
1/2-1/2 A48
2004.10.18 Najjar, Ahmad (2337) vs (2509) Hernandez, Gilberto
36th Chess Olympiad 2004
Caballo Indio - Spielmann
0-1 A46
2004.10.17 Najjar, Ahmad (2337) vs (2169) Davila Vega, Juan
36th Chess Olympiad 2004
Robatsch - Pequeño Centro
1-0 B06
2004.10.16 Pitlagano, Tebogo (2128) vs (2337) Najjar, Ahmad
36th Chess Olympiad 2004
Giuoco Piano
1/2-1/2 C54
2004.10.15 Najjar, Ahmad (2337) vs (2565) Nataf, Igor-Alexandre
36th Chess Olympiad 2004
Caballo Indio - Spielmann
1-0 A46

Ahmad Najjar - Otras partidas posibles del jugador

Fecha Jugadores & Apertura Resultado ECO Ver
1988.01.01 Skalli, K. vs Najjar, Ahmad
Thessaloniki
Reti Zukertort - Mejicana
0-1 A06
1992.01.01 Sunthornpongsathorn vs Najjar, Ahmad
Manila
Francesa Tarrasch
0-1 C03
1988.01.01 Najjar, Ahmad vs Hamid, Rani
Thessaloniki
Reti Simétrica - Barcza
1/2-1/2 A05
1988.01.01 Najjar, Ahmad vs Lewis, Andrew
Thessaloniki
Inglesa Simétrica
1-0 A30
1988.01.01 Najjar, Ahmad vs Omar, Salim
Thessaloniki
Peón de Rey - India
1/2-1/2 C20
1988.01.01 Najjar, Ahmad vs Riego, Victorio
Thessaloniki
Robatsch - Lagarto
1-0 B06
1988.01.01 Najjar, Ahmad vs Takashima
Thessaloniki
Dos Caballos - Alfil Moderno
0-1 C55
1992.01.01 Najjar, Ahmad vs Braga, Cicero
Manila
Apertura Van't Kruijs
0-1 A00
1992.01.01 Najjar, Ahmad vs Majeed, A.
Manila
Apertura Mieses
0-1 A00
1992.01.01 Najjar, Ahmad vs Toure, Amadou
Manila
Apertura Mieses
1-0 A00
1992.01.01 Najjar, Ahmad vs Wijesundara, R.
Manila
Gambito Viena
1/2-1/2 C29
1992.01.01 Najjar, Ahmad vs Shahzad, M.
Manila
Caro-Kann del Cambio
1-0 B13
1993.01.01 Najjar, Ahmad vs Abdul Ghafour, Yous
Arabia ch
Caballo de Rey - Ponziani Jaenisch (Gunsberg)
1-0 C44
1993.01.01 Najjar, Ahmad vs Bennis, Zakaria
Arabia ch
Peón de Dama Zukertort
1/2-1/2 D02
1993.01.01 Najjar, Ahmad vs El Taher, Fouad
Arabia ch
Caballo Indio - Spielmann
1/2-1/2 A46
1993.01.01 Najjar, Ahmad vs Al_Khateeb, Ahmed
Doha
India India Oriental
1/2-1/2 A48
1993.01.01 Najjar, Ahmad vs Battikhi, H.
Doha
India de Rey Clásica - Anderssen
1-0 E92
1993.01.01 Najjar, Ahmad vs Dekar, Lies
Doha
Reti Simétrica
1/2-1/2 A05
1992.01.01 Mohd vs Najjar, Ahmad
Manila
Italiana - Semi-Italiana
1-0 C50
1992.01.01 Ramos, Aristoteles vs Najjar, Ahmad
Manila
Francesa
1-0 C01
1992.01.01 Matsuura, T. vs Najjar, Ahmad
Manila
Francesa del Avance Winawer
0-1 C17
1992.01.01 Kimende, R. vs Najjar, Ahmad
Manila
Gambito de Dama Rehúsado
0-1 D35
1992.01.01 Hmadi, Slaheddine vs Najjar, Ahmad
Manila
Caballo de Rey - Gambito Escocés
0-1 C44
1993.01.01 Hmadi, Slaheddine vs Najjar, Ahmad
Doha
Francesa Avance - Paulsen
1-0 C02
1993.01.01 Hamid, Mansour vs Najjar, Ahmad
Arabia ch
Española Moderna Steinitz
1-0 C71
1992.01.01 Baudot, Denis vs Najjar, Ahmad
Manila
Peón de Dama Cerrada - Peón de Dama Cerrada
0-1 D04
1993.01.01 Babikur, M. vs Najjar, Ahmad
Arabia ch
Tres Caballos
1/2-1/2 C46
1993.01.01 Al_Modiahki, Mohama vs Najjar, Ahmad
Arabia ch
Española Berger - Borisenko
1-0 C96
1992.01.01 Ahmed_Zaid, Abdelno vs Najjar, Ahmad
Manila
Francesa Avance - Euwe
0-1 C02
1993.01.01 Abdul Ghafour, Yous vs Najjar, Ahmad
Arabia ch
Francesa Paulsen - Rubinstein (Capablanca)
1/2-1/2 C10

Ahmad Najjar, partidas de ajedrez en PGN