eco-volume
stringclasses
5 values
eco
stringclasses
496 values
name
stringlengths
9
99
pgn
stringlengths
5
202
uci
stringlengths
4
179
epd
stringlengths
51
68
A
A00
Amar Opening
1. Nh3
g1h3
rnbqkbnr/pppppppp/8/8/8/7N/PPPPPPPP/RNBQKB1R b KQkq -
A
A00
Amar Opening: Paris Gambit
1. Nh3 d5 2. g3 e5 3. f4
g1h3 d7d5 g2g3 e7e5 f2f4
rnbqkbnr/ppp2ppp/8/3pp3/5P2/6PN/PPPPP2P/RNBQKB1R b KQkq -
A
A00
Amar Opening: Paris Gambit, Gent Gambit
1. Nh3 d5 2. g3 e5 3. f4 Bxh3 4. Bxh3 exf4 5. O-O fxg3 6. hxg3
g1h3 d7d5 g2g3 e7e5 f2f4 c8h3 f1h3 e5f4 e1g1 f4g3 h2g3
rn1qkbnr/ppp2ppp/8/3p4/8/6PB/PPPPP3/RNBQ1RK1 b kq -
A
A00
Amsterdam Attack
1. e3 e5 2. c4 d6 3. Nc3 Nc6 4. b3 Nf6
e2e3 e7e5 c2c4 d7d6 b1c3 b8c6 b2b3 g8f6
r1bqkb1r/ppp2ppp/2np1n2/4p3/2P5/1PN1P3/P2P1PPP/R1BQKBNR w KQkq -
A
A00
Anderssen's Opening
1. a3
a2a3
rnbqkbnr/pppppppp/8/8/8/P7/1PPPPPPP/RNBQKBNR b KQkq -
A
A00
Anderssen's Opening: Polish Gambit
1. a3 a5 2. b4
a2a3 a7a5 b2b4
rnbqkbnr/1ppppppp/8/p7/1P6/P7/2PPPPPP/RNBQKBNR b KQkq -
A
A00
Barnes Opening
1. f3
f2f3
rnbqkbnr/pppppppp/8/8/8/5P2/PPPPP1PP/RNBQKBNR b KQkq -
A
A00
Barnes Opening: Fool's Mate
1. f3 e5 2. g4 Qh4#
f2f3 e7e5 g2g4 d8h4
rnb1kbnr/pppp1ppp/8/4p3/6Pq/5P2/PPPPP2P/RNBQKBNR w KQkq -
A
A00
Barnes Opening: Gedult Gambit
1. f3 d5 2. e4 g6 3. d4 dxe4 4. c3
f2f3 d7d5 e2e4 g7g6 d2d4 d5e4 c2c3
rnbqkbnr/ppp1pp1p/6p1/8/3Pp3/2P2P2/PP4PP/RNBQKBNR b KQkq -
A
A00
Barnes Opening: Gedult Gambit
1. f3 f5 2. e4 fxe4 3. Nc3
f2f3 f7f5 e2e4 f5e4 b1c3
rnbqkbnr/ppppp1pp/8/8/4p3/2N2P2/PPPP2PP/R1BQKBNR b KQkq -
A
A00
Barnes Opening: Hammerschlag
1. f3 e5 2. Kf2
f2f3 e7e5 e1f2
rnbqkbnr/pppp1ppp/8/4p3/8/5P2/PPPPPKPP/RNBQ1BNR b kq -
A
A00
Clemenz Opening
1. h3
h2h3
rnbqkbnr/pppppppp/8/8/8/7P/PPPPPPP1/RNBQKBNR b KQkq -
A
A00
Clemenz Opening: Spike Lee Gambit
1. h3 h5 2. g4
h2h3 h7h5 g2g4
rnbqkbnr/ppppppp1/8/7p/6P1/7P/PPPPPP2/RNBQKBNR b KQkq -
A
A00
Creepy Crawly Formation: Classical Defense
1. h3 d5 2. a3 e5
h2h3 d7d5 a2a3 e7e5
rnbqkbnr/ppp2ppp/8/3pp3/8/P6P/1PPPPPP1/RNBQKBNR w KQkq -
A
A00
Formation: Hippopotamus Attack
1. a3 e5 2. b3 d5 3. c3 Nf6 4. d3 Nc6 5. e3 Bd6 6. f3 O-O 7. g3
a2a3 e7e5 b2b3 d7d5 c2c3 g8f6 d2d3 b8c6 e2e3 f8d6 f2f3 e8g8 g2g3
r1bq1rk1/ppp2ppp/2nb1n2/3pp3/8/PPPPPPP1/7P/RNBQKBNR b KQ -
A
A00
Formation: Shy Attack
1. a3 e5 2. g3 d5 3. Bg2 Nf6 4. d3 Nc6 5. Nd2 Bd6 6. e3 O-O 7. h3
a2a3 e7e5 g2g3 d7d5 f1g2 g8f6 d2d3 b8c6 b1d2 f8d6 e2e3 e8g8 h2h3
r1bq1rk1/ppp2ppp/2nb1n2/3pp3/8/P2PP1PP/1PPN1PB1/R1BQK1NR b KQ -
A
A00
Global Opening
1. h3 e5 2. a3
h2h3 e7e5 a2a3
rnbqkbnr/pppp1ppp/8/4p3/8/P6P/1PPPPPP1/RNBQKBNR b KQkq -
A
A00
Grob Opening
1. g4
g2g4
rnbqkbnr/pppppppp/8/8/6P1/8/PPPPPP1P/RNBQKBNR b KQkq -
A
A00
Grob Opening: Alessi Gambit
1. g4 f5
g2g4 f7f5
rnbqkbnr/ppppp1pp/8/5p2/6P1/8/PPPPPP1P/RNBQKBNR w KQkq -
A
A00
Grob Opening: Double Grob
1. g4 g5
g2g4 g7g5
rnbqkbnr/pppppp1p/8/6p1/6P1/8/PPPPPP1P/RNBQKBNR w KQkq -
A
A00
Grob Opening: Double Grob, Coca-Cola Gambit
1. g4 g5 2. f4
g2g4 g7g5 f2f4
rnbqkbnr/pppppp1p/8/6p1/5PP1/8/PPPPP2P/RNBQKBNR b KQkq -
A
A00
Grob Opening: Grob Gambit
1. g4 d5 2. Bg2
g2g4 d7d5 f1g2
rnbqkbnr/ppp1pppp/8/3p4/6P1/8/PPPPPPBP/RNBQK1NR b KQkq -
A
A00
Grob Opening: Grob Gambit Declined
1. g4 d5 2. Bg2 c6
g2g4 d7d5 f1g2 c7c6
rnbqkbnr/pp2pppp/2p5/3p4/6P1/8/PPPPPPBP/RNBQK1NR w KQkq -
A
A00
Grob Opening: Grob Gambit, Basman Gambit
1. g4 d5 2. Bg2 h5 3. gxh5
g2g4 d7d5 f1g2 h7h5 g4h5
rnbqkbnr/ppp1ppp1/8/3p3P/8/8/PPPPPPBP/RNBQK1NR b KQkq -
A
A00
Grob Opening: Grob Gambit, Fritz Gambit
1. g4 d5 2. Bg2 Bxg4 3. c4
g2g4 d7d5 f1g2 c8g4 c2c4
rn1qkbnr/ppp1pppp/8/3p4/2P3b1/8/PP1PPPBP/RNBQK1NR b KQkq -
A
A00
Grob Opening: Grob Gambit, Fritz Gambit, Romford Countergambit
1. g4 d5 2. Bg2 Bxg4 3. c4 d4 4. Bxb7 Nd7 5. Bxa8 Qxa8
g2g4 d7d5 f1g2 c8g4 c2c4 d5d4 g2b7 b8d7 b7a8 d8a8
q3kbnr/p1pnpppp/8/8/2Pp2b1/8/PP1PPP1P/RNBQK1NR w KQk -
A
A00
Grob Opening: Grob Gambit, Keres Gambit
1. g4 d5 2. Bg2 e5 3. d4 exd4 4. c3
g2g4 d7d5 f1g2 e7e5 d2d4 e5d4 c2c3
rnbqkbnr/ppp2ppp/8/3p4/3p2P1/2P5/PP2PPBP/RNBQK1NR b KQkq -
A
A00
Grob Opening: Grob Gambit, Richter-Grob Gambit
1. g4 d5 2. Bg2 c6 3. c4 dxc4 4. b3
g2g4 d7d5 f1g2 c7c6 c2c4 d5c4 b2b3
rnbqkbnr/pp2pppp/2p5/8/2p3P1/1P6/P2PPPBP/RNBQK1NR b KQkq -
A
A00
Grob Opening: Keene Defense
1. g4 d5 2. h3 e5 3. Bg2 c6
g2g4 d7d5 h2h3 e7e5 f1g2 c7c6
rnbqkbnr/pp3ppp/2p5/3pp3/6P1/7P/PPPPPPB1/RNBQK1NR w KQkq -
A
A00
Grob Opening: Keene Defense, Main Line
1. g4 d5 2. h3 e5 3. Bg2 c6 4. d4 e4 5. c4 Bd6 6. Nc3 Ne7
g2g4 d7d5 h2h3 e7e5 f1g2 c7c6 d2d4 e5e4 c2c4 f8d6 b1c3 g8e7
rnbqk2r/pp2nppp/2pb4/3p4/2PPp1P1/2N4P/PP2PPB1/R1BQK1NR w KQkq -
A
A00
Grob Opening: London Defense
1. g4 e5 2. h3 Nc6
g2g4 e7e5 h2h3 b8c6
r1bqkbnr/pppp1ppp/2n5/4p3/6P1/7P/PPPPPP2/RNBQKBNR w KQkq -
A
A00
Grob Opening: Romford Countergambit
1. g4 d5 2. Bg2 Bxg4 3. c4 d4
g2g4 d7d5 f1g2 c8g4 c2c4 d5d4
rn1qkbnr/ppp1pppp/8/8/2Pp2b1/8/PP1PPPBP/RNBQK1NR w KQkq -
A
A00
Grob Opening: Spike Attack
1. g4 d5 2. Bg2 c6 3. g5
g2g4 d7d5 f1g2 c7c6 g4g5
rnbqkbnr/pp2pppp/2p5/3p2P1/8/8/PPPPPPBP/RNBQK1NR b KQkq -
A
A00
Grob Opening: Spike, Hurst Attack
1. g4 e5 2. Bg2 d5 3. c4
g2g4 e7e5 f1g2 d7d5 c2c4
rnbqkbnr/ppp2ppp/8/3pp3/2P3P1/8/PP1PPPBP/RNBQK1NR b KQkq -
A
A00
Grob Opening: Zilbermints Gambit
1. g4 d5 2. e4 dxe4 3. Nc3
g2g4 d7d5 e2e4 d5e4 b1c3
rnbqkbnr/ppp1pppp/8/8/4p1P1/2N5/PPPP1P1P/R1BQKBNR b KQkq -
A
A00
Grob Opening: Zilbermints Gambit, Schiller Defense
1. g4 d5 2. e4 dxe4 3. Nc3 h5
g2g4 d7d5 e2e4 d5e4 b1c3 h7h5
rnbqkbnr/ppp1ppp1/8/7p/4p1P1/2N5/PPPP1P1P/R1BQKBNR w KQkq -
A
A00
Grob Opening: Zilbermints Gambit, Zilbermints-Hartlaub Gambit
1. g4 d5 2. e4 dxe4 3. Nc3 e5 4. d3
g2g4 d7d5 e2e4 d5e4 b1c3 e7e5 d2d3
rnbqkbnr/ppp2ppp/8/4p3/4p1P1/2NP4/PPP2P1P/R1BQKBNR b KQkq -
A
A00
Hungarian Opening
1. g3
g2g3
rnbqkbnr/pppppppp/8/8/8/6P1/PPPPPP1P/RNBQKBNR b KQkq -
A
A00
Hungarian Opening: Asten Gambit
1. g3 Nc6 2. Nc3 d5 3. d4 e5 4. dxe5 d4 5. Ne4 f5
g2g3 b8c6 b1c3 d7d5 d2d4 e7e5 d4e5 d5d4 c3e4 f7f5
r1bqkbnr/ppp3pp/2n5/4Pp2/3pN3/6P1/PPP1PP1P/R1BQKBNR w KQkq f6
A
A00
Hungarian Opening: Burk Gambit
1. g3 e5 2. a3 d5 3. Nf3 e4 4. Nh4 Be7 5. d3
g2g3 e7e5 a2a3 d7d5 g1f3 e5e4 f3h4 f8e7 d2d3
rnbqk1nr/ppp1bppp/8/3p4/4p2N/P2P2P1/1PP1PP1P/RNBQKB1R b KQkq -
A
A00
Hungarian Opening: Bücker Gambit
1. g3 d5 2. Bg2 e5 3. b4
g2g3 d7d5 f1g2 e7e5 b2b4
rnbqkbnr/ppp2ppp/8/3pp3/1P6/6P1/P1PPPPBP/RNBQK1NR b KQkq -
A
A00
Hungarian Opening: Catalan Formation
1. g3 d5 2. Bg2 e6
g2g3 d7d5 f1g2 e7e6
rnbqkbnr/ppp2ppp/4p3/3p4/8/6P1/PPPPPPBP/RNBQK1NR w KQkq -
A
A00
Hungarian Opening: Dutch Defense
1. g3 f5
g2g3 f7f5
rnbqkbnr/ppppp1pp/8/5p2/8/6P1/PPPPPP1P/RNBQKBNR w KQkq -
A
A00
Hungarian Opening: Indian Defense
1. g3 Nf6
g2g3 g8f6
rnbqkb1r/pppppppp/5n2/8/8/6P1/PPPPPP1P/RNBQKBNR w KQkq -
A
A00
Hungarian Opening: Myers Defense
1. g3 g5
g2g3 g7g5
rnbqkbnr/pppppp1p/8/6p1/8/6P1/PPPPPP1P/RNBQKBNR w KQkq -
A
A00
Hungarian Opening: Pachman Gambit
1. g3 f5 2. e4 fxe4 3. Qh5+ g6
g2g3 f7f5 e2e4 f5e4 d1h5 g7g6
rnbqkbnr/ppppp2p/6p1/7Q/4p3/6P1/PPPP1P1P/RNB1KBNR w KQkq -
A
A00
Hungarian Opening: Paris Gambit
1. g3 e5 2. Nh3 d5 3. f4 Bxh3 4. Bxh3 exf4 5. O-O
g2g3 e7e5 g1h3 d7d5 f2f4 c8h3 f1h3 e5f4 e1g1
rn1qkbnr/ppp2ppp/8/3p4/5p2/6PB/PPPPP2P/RNBQ1RK1 b kq -
A
A00
Hungarian Opening: Reversed Alekhine
1. g3 e5 2. Nf3
g2g3 e7e5 g1f3
rnbqkbnr/pppp1ppp/8/4p3/8/5NP1/PPPPPP1P/RNBQKB1R b KQkq -
A
A00
Hungarian Opening: Reversed Brooklyn Defense, Brooklyn Benko Gambit
1. g3 e5 2. Nf3 e4 3. Ng1 Nf6 4. b4
g2g3 e7e5 g1f3 e5e4 f3g1 g8f6 b2b4
rnbqkb1r/pppp1ppp/5n2/8/1P2p3/6P1/P1PPPP1P/RNBQKBNR b KQkq -
A
A00
Hungarian Opening: Reversed Modern Defense
1. g3 d5 2. Bg2 c5
g2g3 d7d5 f1g2 c7c5
rnbqkbnr/pp2pppp/8/2pp4/8/6P1/PPPPPPBP/RNBQK1NR w KQkq -
A
A00
Hungarian Opening: Reversed Norwegian Defense
1. g3 e5 2. Nf3 e4 3. Nh4
g2g3 e7e5 g1f3 e5e4 f3h4
rnbqkbnr/pppp1ppp/8/8/4p2N/6P1/PPPPPP1P/RNBQKB1R b KQkq -
A
A00
Hungarian Opening: Sicilian Invitation
1. g3 c5
g2g3 c7c5
rnbqkbnr/pp1ppppp/8/2p5/8/6P1/PPPPPP1P/RNBQKBNR w KQkq -
A
A00
Hungarian Opening: Slav Formation
1. g3 d5 2. Bg2 c6
g2g3 d7d5 f1g2 c7c6
rnbqkbnr/pp2pppp/2p5/3p4/8/6P1/PPPPPPBP/RNBQK1NR w KQkq -
A
A00
Hungarian Opening: Symmetrical Variation
1. g3 g6
g2g3 g7g6
rnbqkbnr/pppppp1p/6p1/8/8/6P1/PPPPPP1P/RNBQKBNR w KQkq -
A
A00
Hungarian Opening: Van Kuijk Gambit
1. g3 h5 2. Nf3 h4
g2g3 h7h5 g1f3 h5h4
rnbqkbnr/ppppppp1/8/8/7p/5NP1/PPPPPP1P/RNBQKB1R w KQkq -
A
A00
Hungarian Opening: Winterberg Gambit
1. g3 d5 2. Bg2 e5 3. c4 dxc4 4. b3
g2g3 d7d5 f1g2 e7e5 c2c4 d5c4 b2b3
rnbqkbnr/ppp2ppp/8/4p3/2p5/1P4P1/P2PPPBP/RNBQK1NR b KQkq -
A
A00
Kádas Opening
1. h4
h2h4
rnbqkbnr/pppppppp/8/8/7P/8/PPPPPPP1/RNBQKBNR b KQkq -
A
A00
Kádas Opening: Beginner's Trap
1. h4 d5 2. Rh3
h2h4 d7d5 h1h3
rnbqkbnr/ppp1pppp/8/3p4/7P/7R/PPPPPPP1/RNBQKBN1 b Qkq -
A
A00
Kádas Opening: Koola-Koola Variation
1. h4 a5
h2h4 a7a5
rnbqkbnr/1ppppppp/8/p7/7P/8/PPPPPPP1/RNBQKBNR w KQkq -
A
A00
Kádas Opening: Kádas Gambit
1. h4 c5 2. b4
h2h4 c7c5 b2b4
rnbqkbnr/pp1ppppp/8/2p5/1P5P/8/P1PPPPP1/RNBQKBNR b KQkq -
A
A00
Kádas Opening: Kádas Gambit
1. h4 d5 2. d4 c5 3. Nf3 cxd4 4. c3
h2h4 d7d5 d2d4 c7c5 g1f3 c5d4 c2c3
rnbqkbnr/pp2pppp/8/3p4/3p3P/2P2N2/PP2PPP1/RNBQKB1R b KQkq -
A
A00
Kádas Opening: Kádas Gambit
1. h4 e5 2. d4 exd4 3. c3
h2h4 e7e5 d2d4 e5d4 c2c3
rnbqkbnr/pppp1ppp/8/8/3p3P/2P5/PP2PPP1/RNBQKBNR b KQkq -
A
A00
Kádas Opening: Myers Variation
1. h4 d5 2. d4 c5 3. e4
h2h4 d7d5 d2d4 c7c5 e2e4
rnbqkbnr/pp2pppp/8/2pp4/3PP2P/8/PPP2PP1/RNBQKBNR b KQkq -
A
A00
Kádas Opening: Schneider Gambit
1. h4 g5
h2h4 g7g5
rnbqkbnr/pppppp1p/8/6p1/7P/8/PPPPPPP1/RNBQKBNR w KQkq -
A
A00
Kádas Opening: Steinbok Gambit
1. h4 f5 2. e4 fxe4 3. d3
h2h4 f7f5 e2e4 f5e4 d2d3
rnbqkbnr/ppppp1pp/8/8/4p2P/3P4/PPP2PP1/RNBQKBNR b KQkq -
A
A00
Lasker Simul Special
1. g3 h5
g2g3 h7h5
rnbqkbnr/ppppppp1/8/7p/8/6P1/PPPPPP1P/RNBQKBNR w KQkq -
A
A00
Mieses Opening
1. d3
d2d3
rnbqkbnr/pppppppp/8/8/8/3P4/PPP1PPPP/RNBQKBNR b KQkq -
A
A00
Mieses Opening: Myers Spike Attack
1. d3 g6 2. g4
d2d3 g7g6 g2g4
rnbqkbnr/pppppp1p/6p1/8/6P1/3P4/PPP1PP1P/RNBQKBNR b KQkq -
A
A00
Mieses Opening: Reversed Rat
1. d3 e5
d2d3 e7e5
rnbqkbnr/pppp1ppp/8/4p3/8/3P4/PPP1PPPP/RNBQKBNR w KQkq -
A
A00
Mieses Opening: Venezolana Variation
1. d3 c5 2. Nc3 Nc6 3. g3
d2d3 c7c5 b1c3 b8c6 g2g3
r1bqkbnr/pp1ppppp/2n5/2p5/8/2NP2P1/PPP1PP1P/R1BQKBNR b KQkq -
A
A00
Polish Opening
1. b4
b2b4
rnbqkbnr/pppppppp/8/8/1P6/8/P1PPPPPP/RNBQKBNR b KQkq -
A
A00
Polish Opening: Baltic Defense
1. b4 d5 2. Bb2 Bf5
b2b4 d7d5 c1b2 c8f5
rn1qkbnr/ppp1pppp/8/3p1b2/1P6/8/PBPPPPPP/RN1QKBNR w KQkq -
A
A00
Polish Opening: Birmingham Gambit
1. b4 c5
b2b4 c7c5
rnbqkbnr/pp1ppppp/8/2p5/1P6/8/P1PPPPPP/RNBQKBNR w KQkq -
A
A00
Polish Opening: Bugayev Advance Variation
1. b4 e5 2. Bb2 f6 3. b5
b2b4 e7e5 c1b2 f7f6 b4b5
rnbqkbnr/pppp2pp/5p2/1P2p3/8/8/PBPPPPPP/RN1QKBNR b KQkq -
A
A00
Polish Opening: Bugayev Attack
1. b4 e5 2. a3
b2b4 e7e5 a2a3
rnbqkbnr/pppp1ppp/8/4p3/1P6/P7/2PPPPPP/RNBQKBNR b KQkq -
A
A00
Polish Opening: Czech Defense
1. b4 e5 2. Bb2 d6
b2b4 e7e5 c1b2 d7d6
rnbqkbnr/ppp2ppp/3p4/4p3/1P6/8/PBPPPPPP/RN1QKBNR w KQkq -
A
A00
Polish Opening: Dutch Defense
1. b4 f5
b2b4 f7f5
rnbqkbnr/ppppp1pp/8/5p2/1P6/8/P1PPPPPP/RNBQKBNR w KQkq -
A
A00
Polish Opening: German Defense
1. b4 d5 2. Bb2 Qd6
b2b4 d7d5 c1b2 d8d6
rnb1kbnr/ppp1pppp/3q4/3p4/1P6/8/PBPPPPPP/RN1QKBNR w KQkq -
A
A00
Polish Opening: Grigorian Variation
1. b4 Nc6
b2b4 b8c6
r1bqkbnr/pppppppp/2n5/8/1P6/8/P1PPPPPP/RNBQKBNR w KQkq -
A
A00
Polish Opening: Karniewski Variation
1. b4 Nh6
b2b4 g8h6
rnbqkb1r/pppppppp/7n/8/1P6/8/P1PPPPPP/RNBQKBNR w KQkq -
A
A00
Polish Opening: King's Indian Variation
1. b4 Nf6 2. Bb2 g6
b2b4 g8f6 c1b2 g7g6
rnbqkb1r/pppppp1p/5np1/8/1P6/8/PBPPPPPP/RN1QKBNR w KQkq -
A
A00
Polish Opening: King's Indian Variation, Schiffler Attack
1. b4 Nf6 2. Bb2 g6 3. e4
b2b4 g8f6 c1b2 g7g6 e2e4
rnbqkb1r/pppppp1p/5np1/8/1P2P3/8/PBPP1PPP/RN1QKBNR b KQkq -
A
A00
Polish Opening: King's Indian Variation, Sokolsky Attack
1. b4 Nf6 2. Bb2 g6 3. c4 Bg7 4. e3 d6 5. Nf3 O-O 6. d4
b2b4 g8f6 c1b2 g7g6 c2c4 f8g7 e2e3 d7d6 g1f3 e8g8 d2d4
rnbq1rk1/ppp1ppbp/3p1np1/8/1PPP4/4PN2/PB3PPP/RN1QKB1R b KQ -
A
A00
Polish Opening: Myers Variation
1. b4 d5 2. Bb2 c6 3. a4
b2b4 d7d5 c1b2 c7c6 a2a4
rnbqkbnr/pp2pppp/2p5/3p4/PP6/8/1BPPPPPP/RN1QKBNR b KQkq -
A
A00
Polish Opening: Outflank Variation
1. b4 c6
b2b4 c7c6
rnbqkbnr/pp1ppppp/2p5/8/1P6/8/P1PPPPPP/RNBQKBNR w KQkq -
A
A00
Polish Opening: Queen's Indian Variation
1. b4 e6 2. Bb2 Nf6 3. b5 b6
b2b4 e7e6 c1b2 g8f6 b4b5 b7b6
rnbqkb1r/p1pp1ppp/1p2pn2/1P6/8/8/PBPPPPPP/RN1QKBNR w KQkq -
A
A00
Polish Opening: Queenside Defense
1. b4 e6 2. Bb2 Nf6 3. b5 a6
b2b4 e7e6 c1b2 g8f6 b4b5 a7a6
rnbqkb1r/1ppp1ppp/p3pn2/1P6/8/8/PBPPPPPP/RN1QKBNR w KQkq -
A
A00
Polish Opening: Rooks Swap Line
1. b4 e6 2. Bb2 Nf6 3. b5 a6 4. a4 axb5 5. axb5 Rxa1 6. Bxa1
b2b4 e7e6 c1b2 g8f6 b4b5 a7a6 a2a4 a6b5 a4b5 a8a1 b2a1
1nbqkb1r/1ppp1ppp/4pn2/1P6/8/8/2PPPPPP/BN1QKBNR b Kk -
A
A00
Polish Opening: Schiffler-Sokolsky Variation
1. b4 e6 2. Bb2 Nf6 3. b5 d5 4. e3
b2b4 e7e6 c1b2 g8f6 b4b5 d7d5 e2e3
rnbqkb1r/ppp2ppp/4pn2/1P1p4/8/4P3/PBPP1PPP/RN1QKBNR b KQkq -
A
A00
Polish Opening: Schuehler Gambit
1. b4 c6 2. Bb2 a5 3. b5 cxb5 4. e4
b2b4 c7c6 c1b2 a7a5 b4b5 c6b5 e2e4
rnbqkbnr/1p1ppppp/8/pp6/4P3/8/PBPP1PPP/RN1QKBNR b KQkq -
A
A00
Polish Opening: Symmetrical Variation
1. b4 b5
b2b4 b7b5
rnbqkbnr/p1pppppp/8/1p6/1P6/8/P1PPPPPP/RNBQKBNR w KQkq -
A
A00
Polish Opening: Tartakower Gambit
1. b4 e5 2. Bb2 f6 3. e4
b2b4 e7e5 c1b2 f7f6 e2e4
rnbqkbnr/pppp2pp/5p2/4p3/1P2P3/8/PBPP1PPP/RN1QKBNR b KQkq -
A
A00
Polish Opening: Wolferts Gambit
1. b4 e5 2. Bb2 c5
b2b4 e7e5 c1b2 c7c5
rnbqkbnr/pp1p1ppp/8/2p1p3/1P6/8/PBPPPPPP/RN1QKBNR w KQkq -
A
A00
Saragossa Opening
1. c3
c2c3
rnbqkbnr/pppppppp/8/8/8/2P5/PP1PPPPP/RNBQKBNR b KQkq -
A
A00
Sodium Attack
1. Na3
b1a3
rnbqkbnr/pppppppp/8/8/8/N7/PPPPPPPP/R1BQKBNR b KQkq -
A
A00
Sodium Attack: Celadon Variation
1. Na3 e5 2. d3 Bxa3 3. bxa3 d5 4. e3 c5 5. Rb1
b1a3 e7e5 d2d3 f8a3 b2a3 d7d5 e2e3 c7c5 a1b1
rnbqk1nr/pp3ppp/8/2ppp3/8/P2PP3/P1P2PPP/1RBQKBNR b Kkq -
A
A00
Sodium Attack: Chenoboskion Variation
1. Na3 g6 2. g4
b1a3 g7g6 g2g4
rnbqkbnr/pppppp1p/6p1/8/6P1/N7/PPPPPP1P/R1BQKBNR b KQkq -
A
A00
Sodium Attack: Durkin Gambit
1. Na3 e5 2. Nc4 Nc6 3. e4 f5
b1a3 e7e5 a3c4 b8c6 e2e4 f7f5
r1bqkbnr/pppp2pp/2n5/4pp2/2N1P3/8/PPPP1PPP/R1BQKBNR w KQkq -
A
A00
Valencia Opening
1. d3 e5 2. Nd2
d2d3 e7e5 b1d2
rnbqkbnr/pppp1ppp/8/4p3/8/3P4/PPPNPPPP/R1BQKBNR b KQkq -
A
A00
Van Geet Opening
1. Nc3
b1c3
rnbqkbnr/pppppppp/8/8/8/2N5/PPPPPPPP/R1BQKBNR b KQkq -