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Player Profile

Player:

(Eg: Carlsen,Magnus)

Calvert, David Ian



Years:	1987-2025
Number of games:	443
Number of wins:	102
Number of draws:	228
Number of losses:	113
White score:	108/218 (49.54% - Average Elo: 2013.13)
Black score:	108/225 (48% - Average Elo: 2007.67)

Rating progression

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

Top wins

Calvert, David Ian (1973) - James, David (2184), BCF-ch Seniors, Aberystwyth (D05) - 2014

Calvert, David Ian (2073) - Briscoe, Christopher (2151), Hastings Masters op 81st, Hastings (A01) - 2006

Calvert, David Ian (2026) - Maduekwe, Chiedu U (2140), BCF-chT4 0203 fin (4NCL), Telford (A01) - 2003

Jarvis, David (2160) - Calvert, David Ian (2051), BCF-chT3 0809 (4NCL), Hinckley Island (A11) - 2009

Walton, Alan J (2138) - Calvert, David Ian (1985), Bedford e2e4 op, Bedford (D17) - 2013

Johansson, Toni (2122) - Calvert, David Ian (1956), BCF-chT3S 1112 (4NCL), England (A24) - 2011

Calvert, David Ian - ? (205)

Gupta, Arul (1½/3)

Bass, John W (2/2)

Brown, Alan M (1/2)

Fields, Francis E (2/2)

Foster, James C (0/2)

Gibbs, Dominic V (1½/2)

Habershon, Paul F (1/2)

Ledger, Dave J (0/2)

Lock, Gavin R (½/2)

Rolvag, Birk Anders (1/2)

Scott, David A (1½/2)

Williams, Peter Arthur (½/2)

Anderson, John (0/1)

Ashby, Anthony (½/1)

Bai, Jinshi (0/1)

Bailey, Kevin J (½/1)

Barton, R Alan (0/1)

Bennion, David (1/1)

Berry, Stephen (0/1)

Beveridge, Nigel (0/1)

Bonafont, Philip (1/1)

Borrowdale, Graham E (½/1)

Briscoe, Christopher (1/1)

Brusey, Alan W (½/1)

Burgoyne, Peter (0/1)

Cafferty, Bernard (½/1)

Calvert, John C (1/1)

Campbell, Eoin S (½/1)

Cetens, Edward (1/1)

Chakraborty, Niloy (0/1)

Chandler, Clifford R (0/1)

Chapman, Terry PD (0/1)

Charter, MR (½/1)

Chen, Yi Jing Alvin (1/1)

Chin, Francis (½/1)

Coates, David H (½/1)

Cole, James (1/1)

Collins, Peter M (0/1)

Conde Chijeb, Manuel Jesus (1/1)

Curtis, Howard CP (1/1)

Dale, Hannah (½/1)

De Coverly, Roger D (½/1)

Dror, Levi L (½/1)

Egginton, David C (½/1)

Eichner, Daniel (0/1)

Elwin, Adrian G (1/1)

Ethelontis, Alexandros N (0/1)

Fallowfield, Jeremy (0/1)

Faulks, Nick (½/1)

Fernandez, Michael (½/1)

Fisher, C Phillip (½/1)

Fox, Pierre (1/1)

Frostick, Clive A (½/1)

Gibbs, Peter Campbell (½/1)

Goodger, Martyn (½/1)

Graham, Cassie M (½/1)

Grant, David (1/1)

Gregory, Keith D (1/1)

Gregory, Stephen J (½/1)

Grey, Nicholas D (1/1)

Hewitt, William (½/1)

Hickman, John (0/1)

Hilton, Stephen H (1/1)

Holland, James P (1/1)

Hope, Gary (1/1)

Horlock, Peter J (1/1)

Horton, Andrew P (½/1)

Hughes, Peter2 (½/1)

Humphreys, Jerry (1/1)

Hunt, Harriet (0/1)

Ireland, David J (½/1)

Jain, Gautam (½/1)

James, David (1/1)

Johansson, Toni (0/1)

John, Joshua (1/1)

Johnson, Derek (1/1)

Jones, Chris S (½/1)

Jones, Victor GL (½/1)

Jones, William EG (½/1)

Karmaker, Harekrishna (1/1)

Kemp, Peter (½/1)

Keuneke, Hanno (1/1)

Kiik, Kalle (0/1)

Kilambi, Venkata Ananth Aksh (½/1)

Kjartansson, Stefan (½/1)

Knight, Colin B (1/1)

Kouchak, Jason (0/1)

Lalic, Peter (½/1)

Lambourne, Daniel M (½/1)

Lappas, Konstantinos (½/1)

Linford, Charles M (0/1)

Llewellyn, John D (1/1)

Lobo, Richard A (½/1)

Lunn, Matthew (½/1)

Mack, Andrew (½/1)

MacRae, James (1/1)

Madan, Augustin (½/1)

Maduekwe, Chiedu U (1/1)

Malhotra, Tarun (1/1)

Marshall, Michael (½/1)

Martin, Nick (½/1)

Martyn, Rafe (0/1)

McClement, Andrew (½/1)

McDougall, William M (1/1)

McKeown, Paul (½/1)

Merry, Alan B (0/1)

Milnes, Anthony CP (½/1)

Mitchell, Martin (0/1)

Mohammed Abdul, Malek (½/1)

Moore, Geoffrey R (0/1)

Moore, Gerald C (½/1)

Mulleady, Peter J (½/1)

Muter, Donny (½/1)

Nelson, Omowale (1/1)

Nettleton, Charlie (0/1)

Norinkeviciute, Rasa (½/1)

Ortega Ruiz, Jose Miguel (0/1)

Ozanne, Mark S (½/1)

Parker, Robert (½/1)

Payne, Nicholas (0/1)

Payne, Oliver (½/1)

Pert, Richard G (0/1)

Pickard, Charles W (½/1)

Pickersgill, Adrian (½/1)

Pope, Sean (1/1)

Portman, Carl S (½/1)

Pozimski, Szymon (½/1)

Prescott, Adam P (½/1)

Pritchard, David Brine (½/1)

Prodromidis, Nicholas (½/1)

Pym, Thomas TW (0/1)

Ratnesan, Ranesh (½/1)

Rety, John (1/1)

Roberson, Peter T (½/1)

Robinson, John (½/1)

Rodriguez Alvarez, Vidal Hely (0/1)

Romeril, Alan (½/1)

Rose, Nigel CJ (½/1)

Ross, Chris Neil (½/1)

Rowan, Paul (0/1)

Rozycki, Bartlomiej (½/1)

Rudd, Jack (0/1)

Sagues, Vincent (½/1)

Salimbeni, George PW (1/1)

Salisbury, Mike (½/1)

Sargent, John M (½/1)

Schuerewegen, F (1/1)

Scowen, Roger S (½/1)

Seymour, Timothy P (½/1)

Simons, Martin J (½/1)

Sivanandan, Bodhana (0/1)

Smeets, Pierre (0/1)

Smith, Gary P (1/1)

Smith, Richard W (0/1)

Snape, Ian L (½/1)

Spanton, Timothy (½/1)

Starley, Robert (½/1)

Starostits, Ilmars (0/1)

Stayt, James N (½/1)

Stimpson, Philip M (½/1)

Summerscale, Aaron (0/1)

Surtees, Michael (½/1)

Thompson, Robert (0/1)

Thurlow, Kevin J (0/1)

Truman, Richard G (½/1)

Twigge Molecey, Billy (0/1)

Van Kemenade, Rudy (½/1)

Varley, Peter (0/1)

Wager, John D (½/1)

Wallace, Paul Anthony (0/1)

Warman, Simon M (½/1)

Warner, Dominic (1/1)

Waterfield, John (½/1)

White, Michael JR (0/1)

White, Nigel (1/1)

Whitehead, David J (½/1)

Willson, Ollie (1/1)

Winfridsson, Ola (½/1)

Wright, Anthony (½/1)

Yeo, Michael J (½/1)

Young, Craig A (0/1)

Young, Melvyn Jack (½/1)

? - Calvert, David Ian (212)

Duncan, Patrick (1/2)

Gibson, Christopher A (½/2)

Hodgson, John H (½/2)

Jackson, Oliver A (0/2)

Jaunooby, Ali Reza (½/2)

Kemp, Peter (1/2)

Lock, Gavin R (0/2)

Norman, Kenneth I (½/2)

Richmond, Peter A (1/2)

Scowen, Roger S (1½/2)

Stevenson, James (½/2)

Stimpson, Philip M (1/2)

Wilson, Alexandra (1/2)

Ackley, Peter JE (0/1)

Adaway, William (1/1)

Archer, Richard (½/1)

Bailey, Kevin J (½/1)

Balouka Myers, Toby (1/1)

Barissever, Erdogan (½/1)

Barraclough, David (½/1)

Barton, R Alan (½/1)

Bimpson, Tom (½/1)

Bishop, Geoffrey L (½/1)

Borrowdale, Graham E (0/1)

Brozel, Sacha (½/1)

Bucknell, Malcolm Gordon (1/1)

Bullock, Andrew (½/1)

Burgin, Ryan (½/1)

Burke, Mitchell R (0/1)

BYE (1/1)

Campbell, Eoin S (1/1)

Capitaine, Adrien (0/1)

Chapman, Luke (½/1)

Chapman, Terry PD (½/1)

Chevannes, Sabrina (0/1)

Clarke, Brandon GI (½/1)

Clegg, Chris RA (½/1)

Cohen, Ronnie (½/1)

Cole, James (½/1)

Collinson, Benjamin (½/1)

Collinson, Mark I (0/1)

Cook, Michael P (½/1)

Cork, David J (1/1)

Cotter, Len (½/1)

Cresswell, Michael (1/1)

Curtis, Howard CP (1/1)

Davies, Merlin (1/1)

De Lagontrie, Jean (½/1)

De Wild Propitus, Mark (1/1)

Deighton, Simon (½/1)

Dhemrait, Manav (1/1)

Dinger, Florian (0/1)

Duckers, Harvey L (1/1)

Duggan, Michael (½/1)

Duhayon, Yves (0/1)

Dunlop, Neil (½/1)

Dunn, Andrew (0/1)

Eggleston, David (½/1)

Eilers, Arne (0/1)

Evans, Harry G1 (1/1)

Feavyour, John (½/1)

Fernandez Aransay, Fernando (1/1)

Fernandez, Michael (½/1)

Fields, Francis E (½/1)

Forman, Karl (½/1)

Foster, James C (1/1)

Fowler, Simon (½/1)

Gamble, Raymond J (½/1)

Gibbs, Dominic V (0/1)

Giles, Benjamin (0/1)

Gordon, Callum (½/1)

Gorgun, Aliriza Atif (½/1)

Gradl, Winfried (½/1)

Graham, Louis (½/1)

Grant, David J (½/1)

Greet, Andrew (0/1)

Guiot Dorel, Jerome (½/1)

Gulati, Divya Pratap (½/1)

Gupta, Arul (½/1)

Guramishvili, Sopiko (0/1)

Hackman, Paul (0/1)

Haldane, Robin W (½/1)

Harbour, Tom (½/1)

Hassall, Mark (½/1)

Healey, Michael W (1/1)

Hewitt, Sean (½/1)

Hewitt, William (½/1)

Hogarth, Mark J (½/1)

Homer, Stephen J (½/1)

Humphreys, Jerry (½/1)

Ingham, H William (½/1)

Ingram, Keith R (0/1)

Ivanov, Elizabeth (½/1)

Iyengar, Ilya (½/1)

Jackson, Adrian (½/1)

Jackson, Gary (1/1)

Jain, Akash (0/1)

Jarvis, David (1/1)

Jaszkiwskyj, Peter (½/1)

Johansson, Toni (1/1)

Jones, Derek (1/1)

Kalerwa, Edwin M (½/1)

Kan, Toby (1/1)

Karapchanski, Dimitar Z (½/1)

Kay, Jonathan (½/1)

Kikoyo, Ali (1/1)

Kinsman, Andrew PH (0/1)

Kirby, Paul (½/1)

Kolas, Tore (½/1)

Lalic, Bogdan (½/1)

Larchikov, Maksym (1/1)

Lutton, E Josiah (0/1)

Lutton, J Arnold (1/1)

Lyell, Mark (½/1)

MacKenzie, Colin (½/1)

MacRae, James (1/1)

Malhotra, Tarun (½/1)

Manning, Peter A (1/1)

Marchant, Geoffrey (1/1)

Marzano, Carlo (0/1)

Mayhew, Andrew (½/1)

McCabe, Shane (0/1)

McCarthy, Damian (1/1)

McKerracher, Douglas (½/1)

McMahon, Paul (1/1)

Meade, Philip J (½/1)

Millward, Kevin P (½/1)

Milnes, Anthony CP (½/1)

Minor, Harry (1/1)

Moldovan, Alexandru Mitic (1/1)

Moskovic, David M (0/1)

Munson, Shaun D (0/1)

Nixon, Rodney J (½/1)

NN, NN (½/1)

O'Grady, Gary (½/1)

Onslow, Alfie (½/1)

Osborne, David C (½/1)

Osborne, Marcus E (½/1)

Parry, Matthew (0/1)

Patrick, David A (1/1)

Pattni, Kishan (1/1)

Pedersen, Carsten (½/1)

Pendlebury, Ian G (½/1)

Phillips, William (1/1)

Player, Edmund C (0/1)

Ponting, Andrew (1/1)

Pride, Stephen C (1/1)

Prosviriakov, Vladimir (0/1)

Rajesh, Gorak (½/1)

Rallabandi, Praveen Kumar (1/1)

Ramstad, Havard (½/1)

Repplinger, Marc (0/1)

Reuben, Stewart (0/1)

Reutimann, Hans Peter (½/1)

Richmond, Robert (0/1)

Roberts, Paul (½/1)

Robinson, David (½/1)

Ross, Chris Neil (0/1)

Savage, Ben D (0/1)

Scheele, Marcus (1/1)

Schneider, Igor (0/1)

Shah, Dipak K (1/1)

Shaw, Peter (½/1)

Shephard, Chris CW (0/1)

Shepley, Julien M (0/1)

Snape, Ian L (½/1)

Somton, Anita (½/1)

Sowray, Peter John (0/1)

Spice, Alan (½/1)

Starkie, Ray (½/1)

Stayt, James N (½/1)

Steil Antoni, Fiona (½/1)

Surendran, N (½/1)

Tarbuck, David (½/1)

Tart, Peter K (½/1)

Taylor, John Paul (1/1)

Taylor, Robert (0/1)

Taylor, Robert P (½/1)

Thorhallsson, Throstur (0/1)

Tidman, Sophie E (0/1)

Tippleston, Charles E (0/1)

Tompson, John C (½/1)

Townsend, Michael P (½/1)

Tozer, Philip AA (0/1)

Truman, Richard G (½/1)

Truran, Michael C (0/1)

Vanheirzeele, Daniel (½/1)

Vrban, Damir (½/1)

Wager, John D (½/1)

Walton, Alan J (1/1)

Warman, Simon M (0/1)

Warner, Dominic (1/1)

Webb, Laurence (0/1)

Webb, Richard M (½/1)

Wedlock, Stephen L (1/1)

Wigbout, Rod (1/1)

Wolstencroft, Darryl (1/1)

Wong, Shyun Fwu Aldrin (1/1)

Young, Craig A (1/1)

Zoldan, Matteo (½/1)

Openings played as White (25)

A01 Nimzovich-Larsen Attack (1.b3)
Average Elo: 2013
Result: 62/128 = 48.44%

A06 Reti Opening (1.Nf3 d5)
Average Elo: 2058.44
Result: 9½/20 = 47.5%

A12 English with b3 (1.c4 c6 2.Nf3 d5 3.b3)
Average Elo: 1981.4
Result: 7½/15 = 50%

E60 King's Indian Defense (1.d4 Nf6 2.c4 g6)
Average Elo: 2100.67
Result: 4/9 = 44.44%

A49 King's Indian, Fianchetto without c4 (1.d4 Nf6 2.Nf3 g6 3.g3)
Average Elo: 2017.62
Result: 4½/8 = 56.25%

D05 Queen's Pawn Game (1.d4 d5 2.Nf3 Nf6 3.e3 e6)
Average Elo: 1969.5
Result: 3½/6 = 58.33%

A13 English (1.c4 e6)
Average Elo: 2001.2
Result: 3/5 = 60%

D78 Neo-Grunfeld, 6.O-O c6 (1.d4 Nf6 2.c4 g6 3.g3 d5 4.Bg2 Bg7 5.Nf3 O-O 6.O-O c6)
Average Elo: 1989
Result: 2/3 = 66.67%

A05 Reti Opening (1.Nf3 Nf6)
Average Elo: 1995
Result: 1/3 = 33.33%

A30 English, Symmetrical (1.c4 c5)
Average Elo: 1898.33
Result: 1½/3 = 50%

Uncommon Opening (1.g4, a3, h3, etc.)
Average Elo: 0
Result: 1/2 = 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: 2012
Result: 1/2 = 50%

A14 English (1.c4 e6 2.Nf3 d5 3.g3 Nf6 4.Bg2 Be7 5.O-O)
Average Elo: 1886.5
Result: 1½/2 = 75%

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: 2032
Result: ½/1 = 50%

A15 English (1.c4 Nf6)
Average Elo: 2102
Result: 1/1 = 100%

D12 Queen's Gambit Declined Slav (1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.e3 Bf5)
Average Elo: 2137
Result: ½/1 = 50%

A40 Queen's Pawn Game (1.d4)
Average Elo: 1854
Result: ½/1 = 50%

A11 English, Caro-Kann Defensive System (1.c4 c6)
Average Elo: 2029
Result: ½/1 = 50%

E62 King's Indian, Fianchetto (1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.Nf3 d6 5.g3)
Average Elo: 1768
Result: ½/1 = 50%

D94 Grunfeld (1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Nf3 Bg7 5.e3)
Average Elo: 0
Result: ½/1 = 50%

D04 Queen's Pawn Game (1.d4 d5 2.Nf3 Nf6 3.e3)
Average Elo: 2110
Result: 1/1 = 100%

A04 Reti Opening (1.Nf3)
Average Elo: 1885
Result: ½/1 = 50%

A07 King's Indian Attack (1.Nf3 d5 2.g3)
Average Elo: 0
Result: 0/1 = 0%

D30 Queen's Gambit Declined (1.d4 d5 2.c4 e6)
Average Elo: 2235
Result: 0/1 = 0%

A03 Bird's Opening (1.f4 d5)
Average Elo: 1880
Result: ½/1 = 50%

Openings played as Black (38)

B01 Scandinavian (1.e4 d5)
Average Elo: 1984.93
Result: 51/100 = 51%

D17 Queen's Gambit Declined Slav (1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.Nc3 dxc4 5.a4 Bf5)
Average Elo: 2130.4
Result: 5½/12 = 45.83%

D94 Grunfeld (1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Nf3 Bg7 5.e3)
Average Elo: 2092.9
Result: 2/10 = 20%

A00 Uncommon Opening (1.g4, a3, h3, etc.)
Average Elo: 2056.12
Result: 5/9 = 55.56%

A11 English, Caro-Kann Defensive System (1.c4 c6)
Average Elo: 1961.75
Result: 4½/8 = 56.25%

D00 Queen's Pawn Game (1.d4 d5)
Average Elo: 1980.43
Result: 3½/7 = 50%

B13 Caro-Kann, Exchange (1.e4 c6 2.d4 d5 3.exd5 cxd5)
Average Elo: 1961
Result: 3/5 = 60%

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: 2123.25
Result: 1½/5 = 30%

D79 Neo-Grunfeld, 6.O-O, Main line (1.d4 Nf6 2.c4 g6 3.g3 d5 4.Bg2 Bg7 5.Nf3 O-O 6.O-O c6 7.cxd5 cxd5)
Average Elo: 1963.4
Result: 3½/5 = 70%

D78 Neo-Grunfeld, 6.O-O c6 (1.d4 Nf6 2.c4 g6 3.g3 d5 4.Bg2 Bg7 5.Nf3 O-O 6.O-O c6)
Average Elo: 1932.5
Result: 2½/4 = 62.5%

D04 Queen's Pawn Game (1.d4 d5 2.Nf3 Nf6 3.e3)
Average Elo: 2029
Result: 1/4 = 25%

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: 1976
Result: 1½/4 = 37.5%

D11 Queen's Gambit Declined Slav (1.d4 d5 2.c4 c6 3.Nf3)
Average Elo: 1851
Result: 2½/4 = 62.5%

A16 English (1.c4 Nf6 2.Nc3)
Average Elo: 2163.25
Result: 1½/4 = 37.5%

D02 Queen's Pawn Game (1.d4 d5 2.Nf3)
Average Elo: 1830.33
Result: 2/3 = 66.67%

A03 Bird's Opening (1.f4 d5)
Average Elo: 2053
Result: 1/3 = 33.33%

D18 Queen's Gambit Declined Slav, Dutch (1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.Nc3 dxc4 5.a4 Bf5 6.e3)
Average Elo: 1996.67
Result: 1/3 = 33.33%

D12 Queen's Gambit Declined Slav (1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.e3 Bf5)
Average Elo: 2192.33
Result: 1½/3 = 50%

D03 Torre Attack (Tartakower Variation) (1.d4 d5 2.Nf3 Nf6 3.Bg5)
Average Elo: 1947.33
Result: 1½/3 = 50%

D70 Neo-Grunfeld Defense (1.d4 Nf6 2.c4 g6 3.f3 d5)
Average Elo: 1971
Result: ½/2 = 25%

Uncommon Opening (1.g4, a3, h3, etc.)
Average Elo: 1502
Result: 2/2 = 100%

C10 French (1.e4 e6 2.d4 d5 3.Nc3)
Average Elo: 2147
Result: ½/2 = 25%

B22 Sicilian, Alapin (1.e4 c5 2.c3)
Average Elo: 1936.5
Result: ½/2 = 25%

A22 English (1.c4 e5 2.Nc3 Nf6)
Average Elo: 2177
Result: ½/2 = 25%

A12 English with b3 (1.c4 c6 2.Nf3 d5 3.b3)
Average Elo: 2146.5
Result: 0/2 = 0%

D16 Queen's Gambit Declined Slav (1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.Nc3 dxc4 5.a4)
Average Elo: 2052
Result: 1½/2 = 75%

A01 Nimzovich-Larsen Attack (1.b3)
Average Elo: 2088.5
Result: 1/2 = 50%

D95 Grunfeld (1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Nf3 Bg7 5.e3 O-O 6.Qb3)
Average Elo: 2141.5
Result: ½/2 = 25%

A05 Reti Opening (1.Nf3 Nf6)
Average Elo: 2111.5
Result: ½/2 = 25%

B02 Alekhine's Defense (1.e4 Nf6)
Average Elo: 1984
Result: 1/1 = 100%

D01 Richter-Veresov Attack (1.d4 d5 2.Nc3 Nf6 3.Bg5)
Average Elo: 2196
Result: 0/1 = 0%

D15 Queen's Gambit Declined Slav (1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.Nc3)
Average Elo: 2052
Result: ½/1 = 50%

A48 King's Indian (1.d4 Nf6 2.Nf3 g6)
Average Elo: 1793
Result: ½/1 = 50%

A24 English, Bremen System with ...g6 (1.c4 e5 2.Nc3 Nf6 3.g3 g6)
Average Elo: 2122
Result: 1/1 = 100%

D10 Queen's Gambit Declined Slav (1.d4 d5 2.c4 c6)
Average Elo: 1819
Result: ½/1 = 50%

B14 Caro-Kann, Panov-Botvinnik Attack (1.e4 c6 2.d4 d5 3.exd5 cxd5 4.c4 Nf6 5.Nc3 e6)
Average Elo: 1872
Result: 1/1 = 100%

D06 Queen's Gambit Declined (1.d4 d5 2.c4)
Average Elo: 1965
Result: ½/1 = 50%

D13 Queen's Gambit Declined Slav, Exchange Variation (1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.cxd5 cxd5)
Average Elo: 1966
Result: 0/1 = 0%