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Player Profile

Player:

(Eg: Carlsen,Magnus)

Kopsa, Petri



FIDE:	FIDE Card
Years:	1987-2025
Number of games:	230
Number of wins:	68
Number of draws:	52
Number of losses:	110
White score:	41½/117 (35.47% - Average Elo: 2110.44)
Black score:	52½/113 (46.46% - Average Elo: 2096.57)

Rating progression

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

Top wins

Kopsa, Petri (2048) - Chernikov, Vladimir (2231), EU-ch Online U2300 Qual, Chess.com INT (A52) - 2020

Kopsa, Petri (2086) - Nokso Koivisto, Aki (2158), Espoo We MatSK op 6th, Espoo (D42) - 2010

Kopsa, Petri (1987) - Tumanov, Dmitri (2133), Helsinki Rapid SM, Helsinki (A27) - 2015

Kiviaho, Allan (2238) - Kopsa, Petri (2045), Helsinki We HSK op, Helsinki (A89) - 2002

Lahtinen, Markku (2220) - Kopsa, Petri, Kalakukko op, Kuopio (B93) - 1993

Parkkinen, Jyrki (2216) - Kopsa, Petri (2071), Helsinki We HSK op, Helsinki (A80) - 2005

Kopsa, Petri - ? (108)

Auvinen, Esa (2½/4)

Hagelberg, Lauri (½/2)

Nouro, Mikael (½/2)

Pesola, Jyrki (½/2)

Seppanen, Ville (1/2)

Tuovinen, Jukka (½/2)

Vainio, Ville (0/2)

Aaltio, Erkki (0/1)

Aalto, Timo (½/1)

Ahvenjarvi, Jani (0/1)

Aijala, Jouko (0/1)

Alekseev, Evgeny V (0/1)

Alkkiomaki, Jyrki (0/1)

Arpalahti, Antti (1/1)

Aura, Kristian (1/1)

Blinov, Jurij (1/1)

Caner, Resul (0/1)

Chernikov, Vladimir (1/1)

Dannenberg, Olavi (0/1)

Dieterle Bard, Bernhard (0/1)

Durao, Joaquim Manuel (0/1)

Ebeling, Daniel (½/1)

Eskola, Risto (1/1)

Franssila, Tommi (0/1)

Fraser, Scott (0/1)

Froberg, Harri (0/1)

Galchenko, Vadim (0/1)

Haapasalo, Jukka Pekka (0/1)

Halmesvirta, Anssi (½/1)

Hamalainen, Sami (1/1)

Hartikainen, Markku (0/1)

Heinola, Kari P (1/1)

Hermlin, Aarne (½/1)

Hero, Ikko (1/1)

Holmsten, Aleksei (0/1)

Jarnstrom, Henrik (0/1)

Jouhki, Yrjo Markus (0/1)

Karppinen, Martti (0/1)

Kivipelto, Kaj Erik (0/1)

Korhonen, Marko (½/1)

Koskimaa, Esko (0/1)

Kujansuu, Juha Pekka (0/1)

Kukk, Sander (0/1)

Kumpulainen, Kalle (½/1)

Kytoniemi, Jyrki (0/1)

Laine, Heikki (½/1)

Lauronen, Timo (0/1)

Linqvist, Grels (1/1)

Maki Uuro, Miika (0/1)

Maki, Juha (1/1)

Makinen, Ilkka (½/1)

Manninen, Marko (0/1)

Marjusaari, Eero (1/1)

Mertanen, Janne (½/1)

Miettinen, Teemu (½/1)

Molander, Riku (½/1)

Mustonen, Ilkka (0/1)

Niemi, Olavi (0/1)

Nokso Koivisto, Aki (1/1)

Olsen, Filip Boe (0/1)

Paasikangas Tella, Johanna (½/1)

Paavola, Mikko (1/1)

Paronen, Petteri (½/1)

Pasanen, Tuomo Tapio (1/1)

Peurala, Jussi (0/1)

Pitkaaho, Arto (0/1)

Pudas, Teemu (0/1)

Pukkila, Markku (½/1)

Pystynen, Jarmo (0/1)

Salykin, Alexandr (0/1)

Saren, Ilkka J (½/1)

Sihvonen, Tero (0/1)

Siponen, Yrjo (0/1)

Stockfelt, Jesse (1/1)

Sturua, Zurab (0/1)

Suomalainen, Sami Petteri (1/1)

Suominen, Antti (0/1)

Svobodova, Michaela (0/1)

Tammi, Tauno (1/1)

Taylor, Daryl (1/1)

Tocklin, Tomi (1/1)

Topi Hulmi, Teemu (0/1)

Tumanov, Dmitri (1/1)

Tuominen, Joona (1/1)

Vakeva, Jani (0/1)

Valli, Frans (0/1)

Verkasalo, Tommi (½/1)

Virtanen, Teemu (0/1)

Vitiugov, Nikita (0/1)

Wojtkiewicz, Aleksander (0/1)

? - Kopsa, Petri (107)

Auvinen, Esa (2/2)

Haanpaa, Jorma (1½/2)

Kokkila, Tero (0/2)

Lappalainen, Sasu (0/2)

Salimaki, Janne (½/2)

Sofiev, Alexey (2/2)

Aaltio, Erkki (0/1)

Ahokas, Heikki (1/1)

Akhmetzjanov, Pavel (1/1)

Al Argha, Hisham (1/1)

Alekseev, Evgeny V (0/1)

Alkkiomaki, Jyrki (0/1)

Angel Acosta, Juan Carlos (0/1)

Eriksson, Jon (0/1)

Hallman, Valo (0/1)

Hintikka, Eero (½/1)

Hofer, Maximilian (0/1)

Ihonen, Pentti (1/1)

Jarvela, Jari (0/1)

Jarvenpaa, Jari (0/1)

Jauhiainen, Kari (½/1)

Joentausta, Hannu (0/1)

Joutsivuo, Timo (1/1)

Kangas, Lauri (0/1)

Kangas, Mikko (1/1)

Kanko, Ilkka (0/1)

Karppinen, Martti (1/1)

Karvinen, Kimmo (½/1)

Kaunonen, Kalevi (1/1)

Kinnunen, Kari (½/1)

Kiviaho, Allan (1/1)

Kivimaki, Jaakko (0/1)

Kivivuori, Ilppo (1/1)

Koivikko, Jari (1/1)

Koivumaki, Marko (1/1)

Kokkala, Janne (0/1)

Konopka, Michal (0/1)

Kopperi, Arto (½/1)

Korjus, Onni (1/1)

Koskinen, Riku (1/1)

Koskinen, Veikko (½/1)

Kosmo, Santul (0/1)

Kotilainen, Ari (1/1)

Kujansuu, Juha Pekka (1/1)

Kurkijarvi, Mikko (½/1)

Kyburz, Stefan (½/1)

Lahti, Jouko (½/1)

Lahtinen, Markku (1/1)

Lauren, Martti (0/1)

Lehtioksa, Jorma (0/1)

Lehtosaari, Mauri (0/1)

Linden, Lari (0/1)

Lonnqvist, Henrik (0/1)

Lyytikainen, Linus (½/1)

Makela, Lauri (0/1)

Makinen, Ville (0/1)

Marchenko, Anton (0/1)

Martynov, Alexey (0/1)

Mc Carron, Tim (1/1)

Mujunen, Martti (0/1)

Nokso Koivisto, Aki (½/1)

Nokso Koivisto, Antti (0/1)

Norri, Joose (0/1)

Oburka, Vladislav (1/1)

Ojanen, Jyrki (0/1)

Paavola, Mikko (1/1)

Paldus, Petr (0/1)

Parkkinen, Jyrki (1/1)

Pasanen, Tuomo Tapio (1/1)

Pihlajamaki, Seppo (½/1)

Porrasmaa, Timo (0/1)

Prieur, Eetu (1/1)

Protopopova, Anastasiya (0/1)

Pudas, Teemu (1/1)

Rajakari, Juha (½/1)

Rasanen, Jarmo (0/1)

Rauramaa, Julius (1/1)

Rautio, Reijo (1/1)

Ristoja, Jan (0/1)

Ronka, Erik (0/1)

Salminen, Jussi (½/1)

Salokangas, Hannu (½/1)

Sassi, Pekka (1/1)

Schwieger, Wolfgang (1/1)

Si, Patrick (0/1)

Sinitsyn, Anton (½/1)

Sipila, Vilka (0/1)

Sokolov, Joni (0/1)

Suuronen, Petri (½/1)

Suvanto, Petro (1/1)

Terasti, Pasi (½/1)

Toikkanen, Pekka (0/1)

Tuomala, Timo (0/1)

Turtiainen, Tauno (½/1)

Turunen, Markus (1/1)

Turunen, Pekka (1/1)

Tuusvuori, Raimo (1/1)

Varpanen, Jan (0/1)

Vehkalahti, Veli (1/1)

Verkasalo, Tommi (½/1)

Vetelaeinen, Tomi (½/1)

Von Wright, Aarne (0/1)

Westren Doll, Jan (1/1)

Openings played as White (81)

E74 King's Indian, Averbakh, 6...c5 (1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Be2 O-O 6.Bg5 c5)
Average Elo: 2382.5
Result: 1/5 = 20%

B23 Sicilian, Closed (1.e4 c5 2.Nc3)
Average Elo: 2010.25
Result: 2/5 = 40%

D36 Queen's Gambit Declined, Exchange, Positional line, 6.Qc2 (1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.cxd5 exd5 5.Bg5 c6 6.Qc2)
Average Elo: 2167
Result: 1½/3 = 50%

E07 Catalan, Closed (1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2 Be7 5.Nf3 O-O 6.O-O Nbd7)
Average Elo: 2090
Result: 1/3 = 33.33%

D02 Queen's Pawn Game (1.d4 d5 2.Nf3)
Average Elo: 2042.5
Result: 0/3 = 0%

A41 Queen's Pawn Game (with ...d6) (1.d4 d6)
Average Elo: 2253.5
Result: 1½/3 = 50%

A57 Benko Gambit (1.d4 Nf6 2.c4 c5 3.d5 b5)
Average Elo: 2055.5
Result: 1/3 = 33.33%

D35 Queen's Gambit Declined (1.d4 d5 2.c4 e6 3.Nc3 Nf6)
Average Elo: 2067.5
Result: ½/3 = 16.67%

A85 Dutch, with c4 & Nc3 (1.d4 f5 2.c4 Nf6 3.Nc3)
Average Elo: 2032
Result: ½/2 = 25%

C00 French Defense (1.e4 e6)
Average Elo: 2318.5
Result: 0/2 = 0%

A52 Budapest Gambit (1.d4 Nf6 2.c4 e5 3.dxe5 Ng4)
Average Elo: 2213
Result: 1/2 = 50%

A45 Queen's Pawn Game (1.d4 Nf6)
Average Elo: 1897.5
Result: 1/2 = 50%

A04 Reti Opening (1.Nf3)
Average Elo: 2201.5
Result: 1½/2 = 75%

D07 Queen's Gambit Declined, Chigorin Defense (1.d4 d5 2.c4 Nc6)
Average Elo: 2265
Result: 0/2 = 0%

E11 Bogo-Indian Defense (1.d4 Nf6 2.c4 e6 3.Nf3 Bb4+)
Average Elo: 2171
Result: ½/2 = 25%

A84 Dutch (1.d4 f5 2.c4)
Average Elo: 2145
Result: 1½/2 = 75%

D85 Grunfeld (1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5)
Average Elo: 1983.5
Result: 1½/2 = 75%

B06 Robatsch (1.e4 g6)
Average Elo: 2194
Result: 1/2 = 50%

D42 Queen's Gambit Declined, Semi-Tarrasch, 7.Bd3 (1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c5 5.cxd5 Nxd5 6.e3 Nc6 7.Bd3)
Average Elo: 2158
Result: 1½/2 = 75%

D45 Queen's Gambit Declined Semi-Slav (1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c6 5.e3)
Average Elo: 2063
Result: 1/2 = 50%

D14 Queen's Gambit Declined Slav, Exchange Variation (1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.cxd5 cxd5 5.Nc3 Nc6 6.Bf4 Bf5)
Average Elo: 2157
Result: 0/2 = 0%

E14 Queen's Indian (1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.e3)
Average Elo: 2566
Result: ½/2 = 25%

E04 Catalan, Open, 5.Nf3 (1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2 dxc4 5.Nf3)
Average Elo: 0
Result: 1/2 = 50%

D19 Queen's Gambit Declined Slav, Dutch (1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.Nc3 dxc4 5.a4 Bf5 6.e3 e6 7.Bxc4 Bb4 8.O-O O-O 9.Qe2)
Average Elo: 1914
Result: 1½/2 = 75%

A62 Benoni, Fianchetto Variation (1.d4 Nf6 2.c4 c5 3.d5 e6 4.Nc3 exd5 5.cxd5 d6 6.Nf3 g6 7.g3 Bg7 8.Bg2 O-O)
Average Elo: 2632
Result: 0/1 = 0%

C54 Giuoco Piano (1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.c3 Nf6 5.d4 exd4 6.cxd4)
Average Elo: 2063
Result: 0/1 = 0%

D15 Queen's Gambit Declined Slav (1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.Nc3)
Average Elo: 2111
Result: 1/1 = 100%

A13 English (1.c4 e6)
Average Elo: 1983
Result: 1/1 = 100%

D37 Queen's Gambit Declined (1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3)
Average Elo: 1987
Result: 1/1 = 100%

A20 English (1.c4 e5)
Average Elo: 2001
Result: 1/1 = 100%

C36 King's Gambit Accepted, Abbazia Defense (1.e4 e5 2.f4 exf4 3.Nf3 d5)
Average Elo: 1951
Result: ½/1 = 50%

A36 English (1.c4 c5 2.Nc3 Nc6 3.g3)
Average Elo: 1915
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: 1795
Result: ½/1 = 50%

A05 Reti Opening (1.Nf3 Nf6)
Average Elo: 2058
Result: 0/1 = 0%

D97 Grunfeld, Russian (1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Nf3 Bg7 5.Qb3 dxc4 6.Qxc4 O-O 7.e4)
Average Elo: 0
Result: 0/1 = 0%

D31 Queen's Gambit Declined (1.d4 d5 2.c4 e6 3.Nc3)
Average Elo: 2141
Result: 0/1 = 0%

E95 King's Indian, Orthodox, 7...Nbd7, 8.Re1 (1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 O-O 6.Be2 e5 7.O-O Nbd7 8.Re1)
Average Elo: 2181
Result: 0/1 = 0%

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

E08 Catalan, Closed (1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2 Be7 5.Nf3 O-O 6.O-O Nbd7 7.Qc2)
Average Elo: 0
Result: ½/1 = 50%

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: 2109
Result: 1/1 = 100%

E39 Nimzo-Indian, Classical, Pirc Variation (1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 c5 5.dxc5 O-O)
Average Elo: 2240
Result: 0/1 = 0%

A21 English (1.c4 e5 2.Nc3)
Average Elo: 1985
Result: ½/1 = 50%

C41 Philidor Defense (1.e4 e5 2.Nf3 d6)
Average Elo: 1973
Result: 0/1 = 0%

C56 Two Knights (1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.d4 exd4 5.O-O Nxe4)
Average Elo: 1953
Result: ½/1 = 50%

E05 Catalan, Open, Classical line (1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2 dxc4 5.Nf3 Be7)
Average Elo: 0
Result: 1/1 = 100%

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: 0
Result: 0/1 = 0%

A28 English (1.c4 e5 2.Nc3 Nc6 3.Nf3 Nf6)
Average Elo: 1390
Result: 1/1 = 100%

D91 Grunfeld, 5.Bg5 (1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Nf3 Bg7 5.Bg5)
Average Elo: 2265
Result: 0/1 = 0%

E60 King's Indian Defense (1.d4 Nf6 2.c4 g6)
Average Elo: 1701
Result: 0/1 = 0%

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: 1990
Result: 0/1 = 0%

E06 Catalan, Closed, 5.Nf3 (1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2 Be7 5.Nf3)
Average Elo: 2138
Result: ½/1 = 50%

A40 Queen's Pawn Game (1.d4)
Average Elo: 2450
Result: 0/1 = 0%

A42 Modern Defense, Averbakh System (1.d4 d6 2.c4 g6 3.Nc3 Bg7 4.e4)
Average Elo: 2085
Result: 1/1 = 100%

D93 Grunfeld, with Bf4 & e3 (1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Nf3 Bg7 5.Bf4 O-O 6.e3)
Average Elo: 0
Result: 0/1 = 0%

E98 King's Indian, Orthodox, Taimanov, 9.Ne1 (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)
Average Elo: 2053
Result: 0/1 = 0%

A25 English (1.c4 e5 2.Nc3 Nc6)
Average Elo: 0
Result: ½/1 = 50%

D40 Queen's Gambit Declined, Semi-Tarrasch (1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c5)
Average Elo: 2170
Result: 0/1 = 0%

E01 Catalan, Closed (1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2)
Average Elo: 2000
Result: 0/1 = 0%

E20 Nimzo-Indian (1.d4 Nf6 2.c4 e6 3.Nc3 Bb4)
Average Elo: 2398
Result: 0/1 = 0%

A26 English (1.c4 e5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.d3 d6)
Average Elo: 2073
Result: 1/1 = 100%

B31 Sicilian, Rossolimo Variation (1.e4 c5 2.Nf3 Nc6 3.Bb5 g6)
Average Elo: 2135
Result: 0/1 = 0%

E73 King's Indian (1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Be2)
Average Elo: 2400
Result: 0/1 = 0%

A54 Old Indian, Ukrainian Variation, 4.Nf3 (1.d4 Nf6 2.c4 d6 3.Nc3 e5 4.Nf3)
Average Elo: 2367
Result: ½/1 = 50%

B52 Sicilian, Canal-Sokolsky (Rossolimo) Attack (1.e4 c5 2.Nf3 d6 3.Bb5+ Bd7)
Average Elo: 2353
Result: 0/1 = 0%

D04 Queen's Pawn Game (1.d4 d5 2.Nf3 Nf6 3.e3)
Average Elo: 0
Result: 0/1 = 0%

E10 Queen's Pawn Game (1.d4 Nf6 2.c4 e6 3.Nf3)
Average Elo: 2121
Result: 0/1 = 0%

D21 Queen's Gambit Accepted (1.d4 d5 2.c4 dxc4 3.Nf3)
Average Elo: 0
Result: ½/1 = 50%

A15 English (1.c4 Nf6)
Average Elo: 2275
Result: 0/1 = 0%

D10 Queen's Gambit Declined Slav (1.d4 d5 2.c4 c6)
Average Elo: 2096
Result: 0/1 = 0%

E25 Nimzo-Indian, Samisch (1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.a3 Bxc3+ 5.bxc3 c5 6.f3 d5 7.cxd5)
Average Elo: 2210
Result: ½/1 = 50%

A38 English, Symmetrical (1.c4 c5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.Nf3 Nf6)
Average Elo: 1959
Result: 0/1 = 0%

D06 Queen's Gambit Declined (1.d4 d5 2.c4)
Average Elo: 2049
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: 0
Result: 1/1 = 100%

A08 King's Indian Attack (1.Nf3 d5 2.g3 c5 3.Bg2)
Average Elo: 2008
Result: 0/1 = 0%

B40 Sicilian (1.e4 c5 2.Nf3 e6)
Average Elo: 1988
Result: 0/1 = 0%

A81 Dutch (1.d4 f5 2.g3)
Average Elo: 1596
Result: 1/1 = 100%

A44 Old Benoni Defense (1.d4 c5 2.d5 e5)
Average Elo: 2047
Result: 1/1 = 100%

A27 English, Three Knights System (1.c4 e5 2.Nc3 Nc6 3.Nf3)
Average Elo: 2133
Result: 1/1 = 100%

B08 Pirc, Classical (1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.Nf3)
Average Elo: 2188
Result: 0/1 = 0%

D44 Queen's Gambit Declined Semi-Slav (1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c6 5.Bg5 dxc4)
Average Elo: 2170
Result: 0/1 = 0%

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: 1944
Result: 0/1 = 0%

Openings played as Black (71)

D31 Queen's Gambit Declined (1.d4 d5 2.c4 e6 3.Nc3)
Average Elo: 2090
Result: 2½/6 = 41.67%

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: 2090.5
Result: 1½/5 = 30%

B01 Scandinavian (1.e4 d5)
Average Elo: 2170
Result: 3/4 = 75%

B21 Sicilian, 2.f4 and 2.d4 (1.e4 c5 2.f4)
Average Elo: 2092
Result: 3/4 = 75%

B23 Sicilian, Closed (1.e4 c5 2.Nc3)
Average Elo: 2133.33
Result: 4/4 = 100%

B50 Sicilian (1.e4 c5 2.Nf3 d6)
Average Elo: 2062
Result: 2/4 = 50%

A21 English (1.c4 e5 2.Nc3)
Average Elo: 1847
Result: ½/3 = 16.67%

B22 Sicilian, Alapin (1.e4 c5 2.c3)
Average Elo: 2030.5
Result: 1½/3 = 50%

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: 2303
Result: ½/3 = 16.67%

B52 Sicilian, Canal-Sokolsky (Rossolimo) Attack (1.e4 c5 2.Nf3 d6 3.Bb5+ Bd7)
Average Elo: 2057
Result: 1/3 = 33.33%

E62 King's Indian, Fianchetto (1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.Nf3 d6 5.g3)
Average Elo: 1986.5
Result: 2/3 = 66.67%

A05 Reti Opening (1.Nf3 Nf6)
Average Elo: 1806
Result: 1/2 = 50%

A10 English (1.c4)
Average Elo: 2311.5
Result: 0/2 = 0%

A36 English (1.c4 c5 2.Nc3 Nc6 3.g3)
Average Elo: 2066
Result: ½/2 = 25%

A62 Benoni, Fianchetto Variation (1.d4 Nf6 2.c4 c5 3.d5 e6 4.Nc3 exd5 5.cxd5 d6 6.Nf3 g6 7.g3 Bg7 8.Bg2 O-O)
Average Elo: 2071.5
Result: ½/2 = 25%

A80 Dutch (1.d4 f5)
Average Elo: 2216
Result: 2/2 = 100%

B27 Sicilian (1.e4 c5 2.Nf3)
Average Elo: 2082.5
Result: ½/2 = 25%

B36 Sicilian, Accelerated Fianchetto (1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 g6 5.c4)
Average Elo: 2042.5
Result: 1/2 = 50%

B90 Sicilian, Najdorf (1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6)
Average Elo: 2177
Result: 0/2 = 0%

B93 Sicilian, Najdorf, 6.f4 (1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.f4)
Average Elo: 2220
Result: 1/2 = 50%

D01 Richter-Veresov Attack (1.d4 d5 2.Nc3 Nf6 3.Bg5)
Average Elo: 0
Result: 1/2 = 50%

D34 Queen's Gambit Declined, Tarrasch (1.d4 d5 2.c4 e6 3.Nc3 c5 4.cxd5 exd5 5.Nf3 Nc6 6.g3 Nf6 7.Bg2 Be7)
Average Elo: 2016
Result: 1/2 = 50%

A00 Uncommon Opening (1.g4, a3, h3, etc.)
Average Elo: 1947
Result: 1/1 = 100%

A01 Nimzovich-Larsen Attack (1.b3)
Average Elo: 2106
Result: 0/1 = 0%

A03 Bird's Opening (1.f4 d5)
Average Elo: 1913
Result: 0/1 = 0%

A08 King's Indian Attack (1.Nf3 d5 2.g3 c5 3.Bg2)
Average Elo: 2109
Result: ½/1 = 50%

A11 English, Caro-Kann Defensive System (1.c4 c6)
Average Elo: 2218
Result: 0/1 = 0%

A14 English (1.c4 e6 2.Nf3 d5 3.g3 Nf6 4.Bg2 Be7 5.O-O)
Average Elo: 2189
Result: 0/1 = 0%

A15 English (1.c4 Nf6)
Average Elo: 2215
Result: ½/1 = 50%

A16 English (1.c4 Nf6 2.Nc3)
Average Elo: 2080
Result: 1/1 = 100%

A18 English, Mikenas-Carls (1.c4 Nf6 2.Nc3 e6 3.e4)
Average Elo: 0
Result: 0/1 = 0%

A20 English (1.c4 e5)
Average Elo: 0
Result: 1/1 = 100%

A30 English, Symmetrical (1.c4 c5)
Average Elo: 1915
Result: 0/1 = 0%

A37 English, Symmetrical (1.c4 c5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.Nf3)
Average Elo: 1949
Result: ½/1 = 50%

A38 English, Symmetrical (1.c4 c5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.Nf3 Nf6)
Average Elo: 2199
Result: 0/1 = 0%

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: 2325
Result: 0/1 = 0%

A43 Old Benoni (1.d4 c5)
Average Elo: 2078
Result: 0/1 = 0%

A48 King's Indian (1.d4 Nf6 2.Nf3 g6)
Average Elo: 2187
Result: 0/1 = 0%

A57 Benko Gambit (1.d4 Nf6 2.c4 c5 3.d5 b5)
Average Elo: 2137
Result: 0/1 = 0%

A58 Benko Gambit (1.d4 Nf6 2.c4 c5 3.d5 b5 4.cxb5 a6 5.bxa6)
Average Elo: 2127
Result: 0/1 = 0%

A85 Dutch, with c4 & Nc3 (1.d4 f5 2.c4 Nf6 3.Nc3)
Average Elo: 2019
Result: 1/1 = 100%

A89 Dutch, Leningrad, Main Variation with Nc6 (1.d4 f5 2.c4 Nf6 3.g3 g6 4.Bg2 Bg7 5.Nf3 O-O 6.O-O d6 7.Nc3 Nc6)
Average Elo: 2238
Result: 1/1 = 100%

A90 Dutch (1.d4 f5 2.c4 Nf6 3.g3 e6 4.Bg2)
Average Elo: 2206
Result: ½/1 = 50%

B05 Alekhine's Defense, Modern (1.e4 Nf6 2.e5 Nd5 3.d4 d6 4.Nf3 Bg4)
Average Elo: 1903
Result: 1/1 = 100%

B06 Robatsch (1.e4 g6)
Average Elo: 2110
Result: 0/1 = 0%

B24 Sicilian, Closed (1.e4 c5 2.Nc3 Nc6 3.g3)
Average Elo: 0
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: 1937
Result: 0/1 = 0%

B34 Sicilian, Accelerated Fianchetto (1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 g6 5.Nxc6)
Average Elo: 0
Result: 1/1 = 100%

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: 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: 0
Result: 0/1 = 0%

B79 Sicilian, Dragon, Yugoslav Attack, 12.h4 (1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Be3 Bg7 7.f3 O-O 8.Qd2 Nc6 9.Bc4 Bd7 10.O-O-O Qa5 11.Bb3 Rfc8 12.h4)
Average Elo: 0
Result: ½/1 = 50%

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: 0
Result: 0/1 = 0%

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: 2123
Result: ½/1 = 50%

B92 Sicilian, Najdorf, Opocensky Variation (1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2)
Average Elo: 2108
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: 0
Result: 0/1 = 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: 2158
Result: ½/1 = 50%

C01 French, Exchange (1.e4 e6 2.d4 d5 3.exd5 exd5 4.Nc3 Nf6 5.Bg5)
Average Elo: 2008
Result: 0/1 = 0%

C16 French, Winawer (1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.e5)
Average Elo: 2138
Result: 0/1 = 0%

D02 Queen's Pawn Game (1.d4 d5 2.Nf3)
Average Elo: 2137
Result: 1/1 = 100%

D10 Queen's Gambit Declined Slav (1.d4 d5 2.c4 c6)
Average Elo: 0
Result: 1/1 = 100%

D30 Queen's Gambit Declined (1.d4 d5 2.c4 e6)
Average Elo: 0
Result: 1/1 = 100%

D45 Queen's Gambit Declined Semi-Slav (1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c6 5.e3)
Average Elo: 1835
Result: 1/1 = 100%

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: 0
Result: 1/1 = 100%

D59 Queen's Gambit Declined, Tartakower (1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 O-O 6.Nf3 h6 7.Bh4 b6 8.cxd5 Nxd5)
Average Elo: 0
Result: ½/1 = 50%

E05 Catalan, Open, Classical line (1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2 dxc4 5.Nf3 Be7)
Average Elo: 2210
Result: 0/1 = 0%

E06 Catalan, Closed, 5.Nf3 (1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2 Be7 5.Nf3)
Average Elo: 2029
Result: 1/1 = 100%

E74 King's Indian, Averbakh, 6...c5 (1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Be2 O-O 6.Bg5 c5)
Average Elo: 2192
Result: 0/1 = 0%

E90 King's Indian (1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3)
Average Elo: 2060
Result: 1/1 = 100%

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: 2068
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: 2083
Result: 1/1 = 100%