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Player Profile

Player:

(Eg: Carlsen,Magnus)

Cosme Contreras, Trilce



FIDE:	FIDE Card
Title:	WIM
Years:	2007-2023
Number of games:	275
Number of wins:	118
Number of draws:	57
Number of losses:	100
White score:	79/143 (55.24% - Average Elo: 1825.91)
Black score:	67½/132 (51.14% - Average Elo: 1838.99)

Rating progression

Games
White wins
White draws
White losses
Black wins
Black draws
Black losses

Top wins

Cosme Contreras, Trilce (1829) - Miranda Rodriguez, Tania (2246), American Continental (Women) 11th, Envigado (A21) - 2018

Cosme Contreras, Trilce (1872) - Martinez, Ayelen (2190), American Continental (Women) 10th, Villa Martelli (A24) - 2017

Cosme Contreras, Trilce (1757) - Heredia Serrano, Carla Sofia (2185), American Continental (Women) 09th, Lima (A29) - 2016

Amura, Claudia Noemi (2262) - Cosme Contreras, Trilce (1872), American Continental (Women) 10th, Villa Martelli (A45) - 2017

Represa Perez, Mireya (2151) - Cosme Contreras, Trilce (1829), Wch U18 Girls, Porto Carras (B53) - 2018

Gomez Barrera, Javiera Belen (2146) - Cosme Contreras, Trilce (2008), South America-ch U20 Girls, Asuncion (B97) - 2018

Cosme Contreras, Trilce - ? (127)

Mostacero Velarde, Isabella Maribel (1/3)

Ruiz, Mishell (1½/3)

Aliaga Fernandez, Ingrid Yadira (½/2)

Argote Heredia, Valentina (1/2)

Caballero Quijano, Mitzy Mishell (1/2)

Chumpitaz Carbajal, Ann (0/2)

Contreras Huaman, Fiorella Daiana (2/2)

Francia Arzapalo, Gianella (1½/2)

Hilario Huaranca, Aleyla Karen (1/2)

Librelato, Kathie Goulart (½/2)

Potapova, Margarita (0/2)

Rodriguez, Sofia (1½/2)

Suito Nakasone, Catherine (1/2)

Velasquez, Angie Gabriela (2/2)

Alboredo, Julia (½/1)

Alvarez Dominguez, Hellen Melissa (0/1)

Araoz Andrade, Ivan Alexander (1/1)

Arevalo Salazar, Diego (1/1)

Arroyo Valenzuela, Luigi (1/1)

Avalos Sanabria, Augusto Alfredo (1/1)

Avila Castillo, Luciana Brunela (1/1)

Barrena Anchante, Ariana (1/1)

Bauyrzhan, Arnash (1/1)

Bermudez Veliz, Josselyn Dayan (1/1)

Bernedo Ludena, Roque (1/1)

Bohorquez Canizares, Maria Isabel (1/1)

Cantero, Rodolfo (0/1)

Carraro, Denise (1/1)

Cervantes Landeiro, Thalia (½/1)

Chong Chinchay, Eric Joel (½/1)

Cori Tello, Deysi Estella (0/1)

Cornejo Perales, Gianella (1/1)

Cruz Pereyra, Andresantoni (0/1)

Djuric, Anja (1/1)

Dos Ramos, Rosangela (½/1)

Duran, Maria Camila (1/1)

Durand, Maria Paula (1/1)

Eesha, Ajay Sarda (½/1)

Escalante Ramirez, Brian Sebastian (0/1)

Espezua De la Torre, Susan Nicol (1/1)

Felix Vega, Aurora Edith (0/1)

Fernandez Bustamante, Leancy B (½/1)

Figueroa Bernal, Julia Dennis Paloma (½/1)

Flores Quillas, Diego Saul Rodrigo (0/1)

Fuentes Godoy, Lilia Ivonne (0/1)

Gallegos, Ricardo (1/1)

Garcia Contreras, Ana (0/1)

Gomez Guardo, Laura Melissa (0/1)

Gonzalez Delgadillo, Mackarena (½/1)

Guerrero Ozuna, Arleth N (1/1)

Guillen Cristobal, Sandra Nayeli (0/1)

Henriquez Agurto, Antonia (1/1)

Heredia Serrano, Carla Sofia (1/1)

Hernandez Fonseca, Maria Paula (½/1)

Hilares Chavez, Carlos Amir (1/1)

Hilares Chavez, Gary Emmanuel (1/1)

Huttl, Sofie (1/1)

Ichimura G Barbosa, Larissa Yuki (0/1)

Iza Mendoza, Nefthys Sayde (1/1)

Jaramillo Rivadeneira, Kerly Samantha (1/1)

Jayaweera, Sayuni Gihansa (1/1)

Jorquera Cabello, Valentina Paz (1/1)

Lahav, Michal (0/1)

Landa Medrano, Gabriel Aaron (½/1)

Lemus Pena, Macarena (0/1)

Marrero Lopez, Yaniet (0/1)

Martinez, Ayelen (1/1)

Miranda Rodriguez, Tania (1/1)

Molina Contreras, David (0/1)

Molina, Jessica (½/1)

Monroy Garzon, Nataly Alejandra (1/1)

Montes de Oca, Wendy (1/1)

Montufar Berrios, Lesly Viviane (1/1)

Nakata, Thifanni Harumi (½/1)

Narva, Mai (0/1)

Natareno Beltran, Elvia del Rosario (1/1)

Navarro Galarza, Sergio Fabian (1/1)

Oleas, Ana (½/1)

Oncoy Custodio, Shantal Tania (½/1)

Ortiz Verdesoto, Anahi Eduarda (0/1)

Osorio, Jhon (0/1)

Palacios Llancari, Katherine (0/1)

Palao, Adriana (0/1)

Paredes Bustamante, Paula Elizabeth (½/1)

Parkhurst Casas, Miriam (0/1)

Pincay Coloma, Daniela Estefan (1/1)

Prado Gabriel, Fabricio David (0/1)

Prado Matos, Briguithe Margoth (1/1)

Prakapuk, Vera (0/1)

Puppi Lazo, Stephanie Beatriz (1/1)

Pychova, Nela (0/1)

Radeva, Viktoria (0/1)

Roca Rojas, Ana Flavia (½/1)

Rodas Quilca, Carlos (0/1)

Rodriguez Guzman, Patricia Karen (1/1)

Rodriguez Rueda, Paula Andrea (0/1)

Rojas Salas, Steven Javier (0/1)

Romero Dongo, Antonella (1/1)

Romero, Sebastian Peru (1/1)

Rosado Perez, Maria Jose (1/1)

Rosales Murillo, Cristina (½/1)

Rosales, Pierina (½/1)

Salcedo, Jackeline (0/1)

Sanchez Linan, Jose Luis (1/1)

Santiago Vilca, Lito Gustavo (1/1)

Santos, Judith (1/1)

Saravia, German (½/1)

Sarmiento Robles, Paula Andrea (½/1)

Sevilla, Julia (½/1)

Sigchos Bosques, Breana Gisell (½/1)

Silva, Mario (½/1)

Solis Chimoy, Blanca de Lourdes (1/1)

Suarez, Pedro Martin (½/1)

Torres Chiclayo, Lucero Alejandra (½/1)

Torres Rengifo, Bruno (1/1)

Ulziikhishigjargal, Ochirkhuyag (0/1)

Varela, Maria de los Angele (1/1)

Vazquez Maccarini, Danitza (0/1)

Vela, Amrafel (1/1)

Yepes Gavidia, Ricardo (½/1)

Zarate Oyague, Flor de Maria (0/1)

Zuniga Lara, Catalina Paz (1/1)

Zuriel, Marisa (0/1)

? - Cosme Contreras, Trilce (115)

Caballero Quijano, Mitzy Mishell (2/3)

Romero Dongo, Antonella (3/3)

Aliaga Fernandez, Ingrid Yadira (0/2)

Alvarado Arcila, Marvia Josefina (½/2)

Carreras Colman, Luz Gabriela (2/2)

Castillo Martinez, Paola (0/2)

Chumpitaz Carbajal, Ann (0/2)

Jorquera Cabello, Valentina Paz (1/2)

Librelato, Kathie Goulart (½/2)

Mostacero Velarde, Isabella Maribel (½/2)

Nunez Giler, Fanny Cecilia (0/2)

Ortiz Verdesoto, Anahi Eduarda (1/2)

Sanchez Zambrano, Vanessa (0/2)

Santiago Vilca, Christian Amilca (1/2)

Solis Chimoy, Blanca de Lourdes (½/2)

Abdala Cancino, Patricia Anastassia (1/1)

Abril Munoz, Natalie (1/1)

Amura, Claudia Noemi (1/1)

Araya Munoz, Rocio Amalia (1/1)

Arcos Amado, Luis Gabriel (1/1)

Arias Cango, Nathaly del Cisne (½/1)

Arribas Robaina, Maritza (0/1)

Arushi, Kotwal (1/1)

Atte, Rebeka (1/1)

Ayala Malabrigo, Ricardo (1/1)

Bashkansky, Naomi (½/1)

Bejarano Romero, Miguel (1/1)

Belluire, Beatrice (1/1)

Beraun Plasencia, Jimena (½/1)

Bernal Hurtado, Constanza (0/1)

Besso, Guadalupe (0/1)

Blazeka, Mihaela (1/1)

Bohorquez Canizares, Maria Isabel (1/1)

Castaneda Centurion, Carlos (0/1)

Catano, Alvaro (1/1)

Cespedes Galindo, Estefania (1/1)

Chirivi Castiblanco, Jenny Astrid (1/1)

Chumbe, Cristopher (1/1)

Cordero, Daniela (1/1)

Cordova Arizaga, Christiaan Julio (0/1)

Cori Quispe, Kevin Joel (0/1)

Dominguez, Laura Lucia (½/1)

Dongo, Melanie Dayanna (0/1)

Donoso Diaz, Sebastian (½/1)

Encina, Guadalupe (0/1)

Escalante Ramirez, Brian Sebastian (0/1)

Eswaran, Ashritha (½/1)

Franco Valencia, Angela Maria (0/1)

Galaviz Medina, Sion Radamantys (0/1)

Gamarra, Eduardo (0/1)

Garcia Contreras, Ana (1/1)

Golsta, Madara (1/1)

Gomez Barrera, Gonzalo Andres (½/1)

Gomez Barrera, Javiera Belen (1/1)

Gutierrez Bravo, Nicole Abigail (½/1)

Gutierrez Cabrera, Diego (1/1)

Henao Garcia, Estefania (1/1)

Hilario Huaranca, Aleyla Karen (1/1)

Hng, Mei En Emmanuelle (½/1)

Jaramillo Rivadeneira, Kerly Samantha (½/1)

Lazo, Fernando (0/1)

Limanovska, Elizabete (0/1)

Lopez Callata, Jorge (0/1)

Lozano, Betania (½/1)

Manriquez Abarzua, Maria Belen (1/1)

Matu Carballo, Magdalena (1/1)

Mayeregger, Arnold (0/1)

Melendez, Kevin (1/1)

Melian, Juan Sebastian (0/1)

Meza Novoa, Maximo (½/1)

Mieses, Bruce (0/1)

Monroy Garzon, Nataly Alejandra (0/1)

Montufar Berrios, Lesly Viviane (0/1)

Munoz Naichap, Valerine Nicole (1/1)

Noshin, Anjum (½/1)

Oncoy Custodio, Shantal Tania (1/1)

Orrego Palermo, Marcelo Andres (½/1)

Pacheco Jimenez, Yesenia Camila (1/1)

Palacios Llancari, Katherine (½/1)

Parkhurst Casas, Miriam (0/1)

Patino Garcia, Corals (½/1)

Pena Morales, Hugo (0/1)

Penafiel Mendoza, Josselyne Stefania (½/1)

Poblete Moena, Evelyn (1/1)

Polterauer, Chiara (0/1)

Pucho, Rafael (1/1)

Puppi Lazo, Stephanie Beatriz (1/1)

Pychova, Nela (0/1)

Quintana Chanduvi, Daniela Sofia (1/1)

Ramirez Gonzalez, Maria Jose (0/1)

Ramirez, Francisco (0/1)

Rengifo Blancas, Renzo Jhonathan (0/1)

Represa Perez, Mireya (1/1)

Roman, Juan Daniel (1/1)

Romero Guimaray, Diego (0/1)

Rozman, Monika (0/1)

Ruiz Canchapoma, Jaime (1/1)

Sanchez Millones, Jonathan Estev (0/1)

Sanchez Su, Ian Rodrigo (1/1)

Schucman, Rebeca Lot (1/1)

Serrano Nagamine, David Antonio (1/1)

Severich, Gisselle (1/1)

Sirahata Hasegava, Flavia (0/1)

Stanciu, Andreea Briana (1/1)

Tenorio, Jesus (0/1)

Torres, Piero (1/1)

Uceda, Jose (0/1)

Ugarelli Ancasi, Juan Carlos (1/1)

Ugarelli, Juan (½/1)

Vela, Amrafel (½/1)

Villalobos, Alejandra (1/1)

Viveros, Erica Johana (1/1)

Wagner, Dinara (0/1)

Zena Mera, Gianpierre (1/1)

Zuniga Lara, Catalina Paz (0/1)

Openings played as White (56)

A25 English (1.c4 e5 2.Nc3 Nc6)
Average Elo: 1861.67
Result: 12/20 = 60%

A22 English (1.c4 e5 2.Nc3 Nf6)
Average Elo: 1786
Result: 8/12 = 66.67%

A36 English (1.c4 c5 2.Nc3 Nc6 3.g3)
Average Elo: 1783.64
Result: 6½/11 = 59.09%

A16 English (1.c4 Nf6 2.Nc3)
Average Elo: 1683.43
Result: 4½/7 = 64.29%

A24 English, Bremen System with ...g6 (1.c4 e5 2.Nc3 Nf6 3.g3 g6)
Average Elo: 1831.6
Result: 6/7 = 85.71%

A21 English (1.c4 e5 2.Nc3)
Average Elo: 2093
Result: 4/6 = 66.67%

A29 English, Four Knights, Kingside Fianchetto (1.c4 e5 2.Nc3 Nc6 3.Nf3 Nf6 4.g3)
Average Elo: 1912.4
Result: 4/5 = 80%

A26 English (1.c4 e5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.d3 d6)
Average Elo: 1710.2
Result: 3/5 = 60%

E60 King's Indian Defense (1.d4 Nf6 2.c4 g6)
Average Elo: 1597.4
Result: 3½/5 = 70%

A17 English (1.c4 Nf6 2.Nc3 e6)
Average Elo: 1811.25
Result: 1/4 = 25%

D58 Queen's Gambit Declined, Tartakower (Makagonov-Bondarevsky) System (1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 O-O 6.Nf3 h6 7.Bh4 b6)
Average Elo: 1971.67
Result: 1/3 = 33.33%

D94 Grunfeld (1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Nf3 Bg7 5.e3)
Average Elo: 1574
Result: 1½/3 = 50%

D46 Queen's Gambit Declined Semi-Slav (1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c6 5.e3 Nbd7 6.Bd3)
Average Elo: 1884
Result: 1½/3 = 50%

A34 English, Symmetrical (1.c4 c5 2.Nc3)
Average Elo: 1891
Result: 1/3 = 33.33%

D85 Grunfeld (1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5)
Average Elo: 1815.5
Result: 2/2 = 100%

A18 English, Mikenas-Carls (1.c4 Nf6 2.Nc3 e6 3.e4)
Average Elo: 1733.5
Result: 1/2 = 50%

Uncommon Opening (1.g4, a3, h3, etc.)
Average Elo: 1749
Result: 2/2 = 100%

D31 Queen's Gambit Declined (1.d4 d5 2.c4 e6 3.Nc3)
Average Elo: 1873.5
Result: 1/2 = 50%

A13 English (1.c4 e6)
Average Elo: 1828
Result: 1½/2 = 75%

D40 Queen's Gambit Declined, Semi-Tarrasch (1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c5)
Average Elo: 2141.5
Result: ½/2 = 25%

A38 English, Symmetrical (1.c4 c5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.Nf3 Nf6)
Average Elo: 1590
Result: ½/2 = 25%

E33 Nimzo-Indian, Classical (1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 Nc6)
Average Elo: 1598
Result: 1/1 = 100%

D12 Queen's Gambit Declined Slav (1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.e3 Bf5)
Average Elo: 1474
Result: 1/1 = 100%

D10 Queen's Gambit Declined Slav (1.d4 d5 2.c4 c6)
Average Elo: 1745
Result: 1/1 = 100%

A32 English, Symmetrical Variation (1.c4 c5 2.Nf3 Nf6 3.d4 cxd4 4.Nxd4 e6)
Average Elo: 2059
Result: 0/1 = 0%

D37 Queen's Gambit Declined (1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3)
Average Elo: 2389
Result: 0/1 = 0%

E94 King's Indian, Orthodox (1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 O-O 6.Be2 e5 7.O-O)
Average Elo: 1493
Result: 1/1 = 100%

E11 Bogo-Indian Defense (1.d4 Nf6 2.c4 e6 3.Nf3 Bb4+)
Average Elo: 1744
Result: ½/1 = 50%

A50 Queen's Pawn Game (1.d4 Nf6 2.c4)
Average Elo: 2091
Result: 0/1 = 0%

E36 Nimzo-Indian, Classical (1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 d5 5.a3)
Average Elo: 1777
Result: ½/1 = 50%

A10 English (1.c4)
Average Elo: 1486
Result: ½/1 = 50%

A84 Dutch (1.d4 f5 2.c4)
Average Elo: 2098
Result: 0/1 = 0%

B20 Sicilian (1.e4 c5)
Average Elo: 1872
Result: 0/1 = 0%

D47 Queen's Gambit Declined Semi-Slav (1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c6 5.e3 Nbd7 6.Bd3 dxc4 7.Bxc4)
Average Elo: 1511
Result: ½/1 = 50%

D56 Queen's Gambit Declined (1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 O-O 6.Nf3 h6 7.Bh4)
Average Elo: 1793
Result: 1/1 = 100%

A55 Old Indian, Main line (1.d4 Nf6 2.c4 d6 3.Nc3 e5 4.Nf3 Nbd7 5.e4)
Average Elo: 1901
Result: 0/1 = 0%

A58 Benko Gambit (1.d4 Nf6 2.c4 c5 3.d5 b5 4.cxb5 a6 5.bxa6)
Average Elo: 1738
Result: 1/1 = 100%

E61 King's Indian (1.d4 Nf6 2.c4 g6 3.Nc3)
Average Elo: 2196
Result: 0/1 = 0%

B39 Sicilian, Accelerated Fianchetto, Breyer Variation (1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 g6 5.c4 Bg7 6.Be3 Nf6 7.Nc3 Ng4)
Average Elo: 1781
Result: 0/1 = 0%

B38 Sicilian, Accelerated Fianchetto, Maroczy Bind, 6.Be3 (1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 g6 5.c4 Bg7 6.Be3)
Average Elo: 1833
Result: ½/1 = 50%

E97 King's Indian (1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 O-O 6.Be2 e5 7.O-O Nc6)
Average Elo: 1661
Result: 0/1 = 0%

A15 English (1.c4 Nf6)
Average Elo: 1637
Result: 0/1 = 0%

B02 Alekhine's Defense (1.e4 Nf6)
Average Elo: 0
Result: ½/1 = 50%

D60 Queen's Gambit Declined, Orthodox Defense (1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 O-O 6.Nf3 Nbd7)
Average Elo: 1874
Result: 0/1 = 0%

A14 English (1.c4 e6 2.Nf3 d5 3.g3 Nf6 4.Bg2 Be7 5.O-O)
Average Elo: 1791
Result: 0/1 = 0%

E49 Nimzo-Indian, 4.e3, Botvinnik System (1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 O-O 5.Bd3 d5 6.a3 Bxc3+ 7.bxc3)
Average Elo: 2377
Result: 0/1 = 0%

E32 Nimzo-Indian, Classical (1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2)
Average Elo: 2132
Result: ½/1 = 50%

D43 Queen's Gambit Declined Semi-Slav (1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c6)
Average Elo: 2275
Result: 0/1 = 0%

A90 Dutch (1.d4 f5 2.c4 Nf6 3.g3 e6 4.Bg2)
Average Elo: 1589
Result: 0/1 = 0%

A37 English, Symmetrical (1.c4 c5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.Nf3)
Average Elo: 1498
Result: 1/1 = 100%

D48 Queen's Gambit Declined Semi-Slav, Meran (1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c6 5.e3 Nbd7 6.Bd3 dxc4 7.Bxc4 b5 8.Bd3 a6)
Average Elo: 1995
Result: 0/1 = 0%

E90 King's Indian (1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3)
Average Elo: 0
Result: ½/1 = 50%

E14 Queen's Indian (1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.e3)
Average Elo: 1852
Result: ½/1 = 50%

D52 Queen's Gambit Declined (1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Nbd7 5.e3 c6 6.Nf3)
Average Elo: 1947
Result: ½/1 = 50%

E48 Nimzo-Indian, 4.e3 O-O 5.Bd3 d5 (1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 O-O 5.Bd3 d5)
Average Elo: 2194
Result: 0/1 = 0%

A23 English, Bremen System, Keres Variation (1.c4 e5 2.Nc3 Nf6 3.g3 c6)
Average Elo: 1602
Result: 1/1 = 100%

Openings played as Black (59)

B80 Sicilian, Scheveningen (1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6)
Average Elo: 1873.22
Result: 3½/11 = 31.82%

A45 Queen's Pawn Game (1.d4 Nf6)
Average Elo: 1660.8
Result: 5/7 = 71.43%

A48 King's Indian (1.d4 Nf6 2.Nf3 g6)
Average Elo: 1674.14
Result: 2½/7 = 35.71%

B52 Sicilian, Canal-Sokolsky (Rossolimo) Attack (1.e4 c5 2.Nf3 d6 3.Bb5+ Bd7)
Average Elo: 1805
Result: 2½/7 = 35.71%

B85 Sicilian, Scheveningen, Classical (1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.Be2 a6 7.O-O Qc7 8.f4 Nc6)
Average Elo: 1749.67
Result: 3½/6 = 58.33%

B87 Sicilian, Fischer-Sozin with ...a6 and ...b5 (1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.Bc4 a6 7.Bb3 b5)
Average Elo: 1893.2
Result: 3½/5 = 70%

B99 Sicilian, Najdorf, 7...Be7 Main line (1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bg5 e6 7.f4 Be7 8.Qf3 Qc7 9.O-O-O Nbd7)
Average Elo: 1839.6
Result: 3½/5 = 70%

E63 King's Indian, Fianchetto, Panno Variation (1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.Nf3 d6 5.g3 O-O 6.Bg2 Nc6 7.O-O a6)
Average Elo: 1950
Result: 4½/5 = 90%

B90 Sicilian, Najdorf (1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6)
Average Elo: 1737.75
Result: 3/4 = 75%

E61 King's Indian (1.d4 Nf6 2.c4 g6 3.Nc3)
Average Elo: 1644.25
Result: 1½/4 = 37.5%

E97 King's Indian (1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 O-O 6.Be2 e5 7.O-O Nc6)
Average Elo: 1978.5
Result: 2/4 = 50%

B50 Sicilian (1.e4 c5 2.Nf3 d6)
Average Elo: 1468
Result: 1/3 = 33.33%

B81 Sicilian, Scheveningen, Keres Attack (1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.g4)
Average Elo: 1787.67
Result: ½/3 = 16.67%

E92 King's Indian (1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 O-O 6.Be2 e5)
Average Elo: 1752.67
Result: 2/3 = 66.67%

Uncommon Opening (1.g4, a3, h3, etc.)
Average Elo: 1769.5
Result: 1/2 = 50%

A05 Reti Opening (1.Nf3 Nf6)
Average Elo: 1769
Result: 1/2 = 50%

A68 Benoni, Four Pawns Attack (1.d4 Nf6 2.c4 c5 3.d5 e6 4.Nc3 exd5 5.cxd5 d6 6.e4 g6 7.f4 Bg7 8.Nf3 O-O)
Average Elo: 1947.5
Result: ½/2 = 25%

B08 Pirc, Classical (1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.Nf3)
Average Elo: 1909
Result: 1/2 = 50%

B21 Sicilian, 2.f4 and 2.d4 (1.e4 c5 2.f4)
Average Elo: 1858
Result: 1/2 = 50%

B22 Sicilian, Alapin (1.e4 c5 2.c3)
Average Elo: 2041.5
Result: 1/2 = 50%

B24 Sicilian, Closed (1.e4 c5 2.Nc3 Nc6 3.g3)
Average Elo: 1841
Result: 1/2 = 50%

B53 Sicilian (1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Qxd4)
Average Elo: 1928
Result: 1½/2 = 75%

B92 Sicilian, Najdorf, Opocensky Variation (1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2)
Average Elo: 1771
Result: 0/2 = 0%

B98 Sicilian, Najdorf (1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bg5 e6 7.f4 Be7)
Average Elo: 2225
Result: 0/2 = 0%

E70 King's Indian (1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4)
Average Elo: 1843.5
Result: 0/2 = 0%

E81 King's Indian, Samisch (1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f3 O-O)
Average Elo: 1945.5
Result: ½/2 = 25%

E90 King's Indian (1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3)
Average Elo: 1929
Result: ½/2 = 25%

A04 Reti Opening (1.Nf3)
Average Elo: 1461
Result: 1/1 = 100%

A06 Reti Opening (1.Nf3 d5)
Average Elo: 1967
Result: 1/1 = 100%

A23 English, Bremen System, Keres Variation (1.c4 e5 2.Nc3 Nf6 3.g3 c6)
Average Elo: 1590
Result: 1/1 = 100%

A38 English, Symmetrical (1.c4 c5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.Nf3 Nf6)
Average Elo: 0
Result: 1/1 = 100%

A39 English, Symmetrical, Main line with d4 (1.c4 c5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.Nf3 Nf6 6.O-O O-O 7.d4)
Average Elo: 2006
Result: ½/1 = 50%

B01 Scandinavian (1.e4 d5)
Average Elo: 0
Result: ½/1 = 50%

B07 Pirc (1.e4 d6 2.d4 Nf6)
Average Elo: 1713
Result: 1/1 = 100%

B25 Sicilian, Closed (1.e4 c5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.d3 d6)
Average Elo: 1648
Result: 1/1 = 100%

B26 Sicilian, Closed, 6.Be3 (1.e4 c5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.d3 d6 6.Be3)
Average Elo: 1679
Result: 1/1 = 100%

B28 Sicilian, O'Kelly Variation (1.e4 c5 2.Nf3 a6)
Average Elo: 0
Result: 0/1 = 0%

B42 Sicilian, Kan (1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 a6 5.Bd3)
Average Elo: 1349
Result: 1/1 = 100%

B54 Sicilian (1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4)
Average Elo: 2178
Result: 0/1 = 0%

B55 Sicilian, Prins Variation, Venice Attack (1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.f3 e5 6.Bb5+)
Average Elo: 2096
Result: 1/1 = 100%

B56 Sicilian (1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3)
Average Elo: 1978
Result: 1/1 = 100%

B66 Sicilian, Richter-Rauzer Attack, 7...a6 (1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Bg5 e6 7.Qd2 a6)
Average Elo: 1346
Result: 1/1 = 100%

B70 Sicilian, Dragon Variation (1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6)
Average Elo: 0
Result: 1/1 = 100%

B72 Sicilian, Dragon (1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Be3)
Average Elo: 0
Result: 1/1 = 100%

B76 Sicilian, Dragon, Yugoslav Attack (1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Be3 Bg7 7.f3 O-O)
Average Elo: 2161
Result: 0/1 = 0%

B84 Sicilian, Scheveningen (1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.Be2 a6)
Average Elo: 1662
Result: 1/1 = 100%

B91 Sicilian, Najdorf, Zagreb (Fianchetto) Variation (1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.g3)
Average Elo: 2182
Result: 0/1 = 0%

B96 Sicilian, Najdorf (1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bg5 e6 7.f4)
Average Elo: 2349
Result: 0/1 = 0%

B97 Sicilian, Najdorf (1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bg5 e6 7.f4 Qb6)
Average Elo: 2146
Result: 1/1 = 100%

C42 Petrov Defense (1.e4 e5 2.Nf3 Nf6)
Average Elo: 2197
Result: 0/1 = 0%

E60 King's Indian Defense (1.d4 Nf6 2.c4 g6)
Average Elo: 2085
Result: 1/1 = 100%

E64 King's Indian, Fianchetto, Yugoslav System (1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.Nf3 d6 5.g3 O-O 6.Bg2 c5)
Average Elo: 1778
Result: ½/1 = 50%

E65 King's Indian, Fianchetto, Yugoslav, 7.O-O (1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.Nf3 d6 5.g3 O-O 6.Bg2 c5 7.O-O)
Average Elo: 1791
Result: ½/1 = 50%

E66 King's Indian, Fianchetto, Yugoslav Panno (1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.Nf3 d6 5.g3 O-O 6.Bg2 c5 7.O-O Nc6 8.d5)
Average Elo: 2020
Result: ½/1 = 50%

E71 King's Indian, Makagonov System (5.h3) (1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.h3)
Average Elo: 2251
Result: ½/1 = 50%

E73 King's Indian (1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Be2)
Average Elo: 2398
Result: 0/1 = 0%

E76 King's Indian, Four Pawns Attack (1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f4)
Average Elo: 1937
Result: 0/1 = 0%

E87 King's Indian, Samisch, Orthodox (1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f3 O-O 6.Be3 e5 7.d5)
Average Elo: 1913
Result: 0/1 = 0%

E99 King's Indian, Orthodox, Taimanov (1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 O-O 6.Be2 e5 7.O-O Nc6 8.d5 Ne7 9.Ne1 Nd7 10.f3 f5)
Average Elo: 1900
Result: 1/1 = 100%