1. e4 e5

King's Pawn Opening: 1…e5, Other Continuations

1. e4 e5

Main Transpositions

Most Popular

1. e4 e5 2. d4 exd4 3. Qxd4 Nc6 4. Qe3 (759/M). More: dbcn ccoe c365
1. e4 e5 2. d4 exd4 3. Qxd4 Nc6 (833/M). More: dbcn ccoe c365
1. e4 e5 2. d4 exd4 3. Qxd4 (859/M). More: dbcn ccoe c365
1. e4 e5 2. d4 exd4 (1840/M). More: dbcn ccoe c365
1. e4 e5 2. d4 Nc6 (548/M). More: dbcn ccoe c365
1. e4 e5 2. d4 (2081/M). More: dbcn ccoe c365
1. e4 e5 (120896/M). More: dbcn ccoe c365

TCEC Games

1. e4 e5 2. d4 exd4 3. Qxd4 Nc6 4. Qe3 Nf6 5. Nc3 Bb4 6. Bd2 O-O 7. O-O-O Re8 8. Qg3 d6 (3cp, 19/M, TCEC +1=1-0). Games. More: dbcn ccoe c365
1. e4 e5 2. d4 exd4 3. Qxd4 Nc6 4. Qe3 Nf6 5. Nc3 Bb4 6. Bd2 O-O 7. O-O-O Re8 8. Bc4 d6 (0cp, 32/M, TCEC +0=2-0). Games. More: dbcn ccoe c365
1. e4 e5 2. d4 exd4 3. Qxd4 Nc6 4. Qe3 Nf6 5. Nc3 Bb4 6. Bd2 O-O (1cp, 221/M, TCEC +0=2-0). Games. More: dbcn ccoe c365
1. e4 e5 2. d4 exd4 3. Qxd4 Nc6 4. Qe3 Nf6 5. Nc3 d6 6. Bd2 Be7 (13cp, 63/M, TCEC +1=1-0). Games. More: dbcn ccoe c365
1. e4 e5 2. d4 exd4 3. Qxd4 Nc6 4. Qe3 Nf6 5. Nc3 d6 6. Bd2 Be6 (37cp, 22/M, TCEC +2=4-0). Games. More: dbcn ccoe c365
1. e4 e5 2. d4 exd4 3. Qxd4 Nc6 4. Qe3 Nf6 (1cp, 364/M, TCEC +2=3-1). Games. More: dbcn ccoe c365
1. e4 e5 2. d4 exd4 3. Qxd4 Nc6 4. Qe3 d6 5. Nc3 g6 (63cp, 14/M, TCEC +0=3-1). Games. More: dbcn ccoe c365
1. e4 e5 2. d4 exd4 3. Qxd4 Nc6 4. Qe3 g6 5. Nc3 Bg7 6. Bd2 Nge7 (98cp, 20/M, TCEC +2=2-0). Games. More: dbcn ccoe c365
1. e4 e5 2. d4 exd4 3. Qxd4 Nc6 4. Qe3 b6 5. Nc3 Bc5 (85cp, 19/M, TCEC +2=0-0). Games. More: dbcn ccoe c365
1. e4 e5 2. d4 exd4 3. Qxd4 Nc6 4. Qe3 b6 (81cp, 53/M, TCEC +1=1-0). Games. More: dbcn ccoe c365
1. e4 e5 2. d4 exd4 3. Qxd4 Nc6 4. Qe3 f5 (37cp, 0/M, TCEC +1=1-0). Games. More: dbcn ccoe c365
1. e4 e5 2. d4 exd4 3. c3 dxc3 4. Bc4 cxb2 5. Bxb2 Bb4+ 6. Nc3 Nf6 7. Ne2 (76cp, 1/M, TCEC +0=2-0). Games. More: dbcn ccoe c365
1. e4 e5 2. d4 exd4 3. c3 dxc3 4. Bc4 cxb2 5. Bxb2 Qe7 (31cp, 2/M, TCEC +0=2-0). Games. More: dbcn ccoe c365
1. e4 e5 2. d4 exd4 3. c3 dxc3 4. Bc4 cxb2 5. Bxb2 (3cp, 74/M, TCEC +0=3-1). Games. More: dbcn ccoe c365
1. e4 e5 2. d4 exd4 3. c3 dxc3 (-1cp, 244/M, TCEC +0=2-0). Games. More: dbcn ccoe c365
1. e4 e5 2. d4 exd4 3. Nf3 Bb4+ 4. c3 dxc3 5. bxc3 (51cp, 16/M, TCEC +1=2-1). Games. More: dbcn ccoe c365
1. e4 e5 2. d4 exd4 (0cp, 1840/M, TCEC +5=6-4). Games. More: dbcn ccoe c365
1. e4 e5 2. d4 Nc6 3. d5 Nce7 4. c4 Nf6 (59cp, 16/M, TCEC +1=0-1). Games. More: dbcn ccoe c365
1. e4 e5 2. d4 Nc6 3. d5 Nce7 4. c4 d6 5. Nc3 g6 6. h4 h5 (129cp, 0/M, TCEC +2=0-0). Games. More: dbcn ccoe c365
1. e4 e5 2. d4 Nc6 3. d5 Nce7 4. c4 d6 (106cp, 12/M, TCEC +5=2-1). Games. More: dbcn ccoe c365
1. e4 e5 2. d4 Nc6 3. d5 Nce7 4. Nc3 Ng6 5. Be3 Bb4 (85cp, 3/M, TCEC +1=1-0). Games. More: dbcn ccoe c365
1. e4 e5 2. d4 Nc6 3. d5 Nce7 4. Be3 Ng6 (86cp, 2/M, TCEC +1=1-0). Games. More: dbcn ccoe c365
1. e4 e5 2. d4 Nc6 3. d5 Nce7 (75cp, 189/M, TCEC +1=0-1). Games. More: dbcn ccoe c365
1. e4 e5 2. d4 Nc6 3. d5 Nb8 (84cp, 7/M, TCEC +0=2-0). Games. More: dbcn ccoe c365
1. e4 e5 2. d4 Nc6 3. d5 (-75cp, 215/M, TCEC +0=2-0). Games. More: dbcn ccoe c365
1. e4 e5 2. d4 Nc6 3. dxe5 Nxe5 4. Nf3 Nxf3+ (66cp, 27/M, TCEC +1=1-0). Games. More: dbcn ccoe c365
1. e4 e5 2. d4 Nc6 3. dxe5 Nxe5 4. Nf3 Qf6 (59cp, 18/M, TCEC +0=2-0). Games. More: dbcn ccoe c365
1. e4 e5 2. d4 Nc6 3. dxe5 Nxe5 4. Nf3 Bb4+ 5. c3 Bd6 (99cp, 2/M, TCEC +2=0-0). Games. More: dbcn ccoe c365
1. e4 e5 2. d4 Nc6 3. dxe5 Nxe5 4. Nf3 Bb4+ (126cp, 12/M, TCEC +4=2-0). Games. More: dbcn ccoe c365
1. e4 e5 2. d4 Nc6 3. dxe5 Nxe5 4. Nc3 Bc5 5. Bf4 Ng6 (75cp, 3/M, TCEC +1=1-0). Games. More: dbcn ccoe c365
1. e4 e5 2. d4 Nc6 (65cp, 548/M, TCEC +13=7-7). Games. More: dbcn ccoe c365
1. e4 e5 2. d4 (0cp, 2081/M, TCEC +0=10-0). Games. More: dbcn ccoe c365
1. e4 e5 2. d3 d6 (1cp, 21/M, TCEC +0=2-0). Games. More: dbcn ccoe c365
1. e4 e5 2. Qh5 (8cp, 92/M, TCEC +0=4-0). Games. More: dbcn ccoe c365
1. e4 e5 2. c3 f5 (111cp, 0/M, TCEC +1=1-0). Games. More: dbcn ccoe c365
1. e4 e5 2. Ne2 Bc5 (0cp, 3/M, TCEC +0=2-0). Games. More: dbcn ccoe c365
1. e4 e5 2. b3 d6 (2cp, 3/M, TCEC +1=1-1). Games. More: dbcn ccoe c365
1. e4 e5 2. f3 (81cp, 17/M, TCEC +0=3-3). Games. More: dbcn ccoe c365
1. e4 e5 2. h3 Nf6 (-1cp, 6/M, TCEC +1=2-0). Games. More: dbcn ccoe c365
1. e4 e5 2. Ke2 Ke7 (18cp, 0/M, TCEC +0=3-1). Games. More: dbcn ccoe c365
1. e4 e5 2. Ke2 (212cp, 0/M, TCEC +1=1-1). Games. More: dbcn ccoe c365
1. e4 e5 (1cp, 120896/M, TCEC +4=22-3). Games. More: dbcn ccoe c365

Biased Popular Lines

1. e4 e5 2. d4 exd4 3. Qxd4 Nc6 4. Qe3 Nf6 5. Nc3 Bb4 6. Bd2 O-O 7. O-O-O Re8 8. Qg3 Rxe4 9. a3 Bd6 10. f4 Re8 11. Bd3 (94cp, -58cp; 11/M, 75%). More: dbcn ccoe c365
1. e4 e5 2. d4 exd4 3. Qxd4 Nc6 4. Qe3 Nf6 5. Nc3 Bb4 6. Bd2 O-O 7. O-O-O Re8 8. Qg3 Nxe4 9. Nxe4 Rxe4 10. c3 (144cp, -102cp; 15/M, 56%). More: dbcn ccoe c365
1. e4 e5 2. d4 exd4 3. Qxd4 Nc6 4. Qe3 Nf6 5. Nc3 Bb4 6. Bd2 O-O 7. O-O-O Re8 8. Bc4 d6 9. f3 (120cp, -120cp; 19/M, 60%). More: dbcn ccoe c365
1. e4 e5 2. d4 exd4 3. Qxd4 Nc6 4. Qe3 Nf6 5. Nc3 Bb4 6. Bd2 O-O 7. O-O-O Re8 8. f3 d5 9. Qf2 (67cp, -34cp; 11/M, 67%). More: dbcn ccoe c365
1. e4 e5 2. d4 exd4 3. Qxd4 Nc6 4. Qe3 Nf6 5. Nc3 Bb4 6. Bd2 d6 7. O-O-O Qe7 (69cp, -67cp; 11/M, 41%). More: dbcn ccoe c365
1. e4 e5 2. d4 exd4 3. Qxd4 Nc6 4. Qe3 Nf6 5. Nc3 d6 6. Bd2 Be7 7. O-O-O Be6 (147cp, -134cp; 18/M, 39%). More: dbcn ccoe c365
1. e4 e5 2. d4 exd4 3. Qxd4 Nc6 4. Qe3 Nf6 5. Nc3 b6 (108cp, -108cp; 7/M, 2%). More: dbcn ccoe c365
1. e4 e5 2. d4 exd4 3. Qxd4 Nc6 4. Qe3 Nf6 5. e5 Ng4 6. Qe4 (177cp, -97cp; 10/M, 86%). More: dbcn ccoe c365
1. e4 e5 2. d4 exd4 3. Qxd4 Nc6 4. Qe3 Nf6 5. e5 (80cp, -80cp; 20/M, 5%). More: dbcn ccoe c365
1. e4 e5 2. d4 exd4 3. Qxd4 Nc6 4. Qe3 g6 5. Nc3 Bg7 6. Bd2 d6 7. O-O-O Nge7 (84cp, -69cp; 8/M, 40%). More: dbcn ccoe c365
1. e4 e5 2. d4 exd4 3. Qxd4 Nc6 4. Qe3 g6 5. Nc3 Bg7 6. Bd2 Nge7 7. O-O-O O-O (164cp, -80cp; 12/M, 71%). More: dbcn ccoe c365
1. e4 e5 2. d4 exd4 3. Qxd4 Nc6 4. Qe3 g6 5. Nc3 Bg7 6. Bd2 Nge7 (84cp, -84cp; 20/M, 32%). More: dbcn ccoe c365
1. e4 e5 2. d4 exd4 3. Qxd4 Nc6 4. Qe3 b6 5. Nc3 Bc5 (95cp, -24cp; 19/M, 47%). More: dbcn ccoe c365
1. e4 e5 2. d4 exd4 3. Qxd4 Nc6 4. Qe3 b6 (72cp, -72cp; 53/M, 7%). More: dbcn ccoe c365
1. e4 e5 2. d4 exd4 3. c3 dxc3 4. Bc4 Bc5 (117cp, -120cp; 7/M, 4%). More: dbcn ccoe c365
1. e4 e5 2. d4 exd4 3. c3 d3 4. Bxd3 Nc6 (72cp, -7cp; 14/M, 55%). More: dbcn ccoe c365
1. e4 e5 2. d4 exd4 3. c3 d3 (65cp, -66cp; 30/M, 6%). More: dbcn ccoe c365
1. e4 e5 2. d4 exd4 3. f4 (125cp, -125cp; 40/M, 2%). More: dbcn ccoe c365
1. e4 e5 2. d4 Nc6 3. d5 Nce7 4. c4 d6 5. Nc3 g6 (138cp, -34cp; 9/M, 62%). More: dbcn ccoe c365
1. e4 e5 2. d4 Nc6 3. d5 Nce7 4. c4 d6 (104cp, -73cp; 12/M, 12%). More: dbcn ccoe c365
1. e4 e5 2. d4 Nc6 3. d5 Nce7 4. Nf3 Nf6 (171cp, -114cp; 11/M, 17%). More: dbcn ccoe c365
1. e4 e5 2. d4 Nc6 3. d5 Nce7 4. Nf3 f6 (122cp, -65cp; 10/M, 16%). More: dbcn ccoe c365
1. e4 e5 2. d4 Nc6 3. d5 Nce7 4. Nc3 Ng6 (78cp, -34cp; 10/M, 74%). More: dbcn ccoe c365
1. e4 e5 2. d4 Nc6 3. d5 Nd4 (402cp, -336cp; 10/M, 5%). More: dbcn ccoe c365
1. e4 e5 2. d4 Nc6 3. dxe5 Nxe5 4. Nf3 Bb4+ (119cp, -99cp; 12/M, 18%). More: dbcn ccoe c365
1. e4 e5 2. d4 Nc6 3. dxe5 Nxe5 4. Nf3 Qe7 (154cp, -134cp; 10/M, 15%). More: dbcn ccoe c365
1. e4 e5 2. d4 Nc6 3. dxe5 Nxe5 4. f4 Ng6 5. Nf3 Bc5 (135cp, -79cp; 7/M, 70%). More: dbcn ccoe c365
1. e4 e5 2. d4 Nc6 3. dxe5 Nxe5 4. f4 Ng6 (71cp, -47cp; 25/M, 50%). More: dbcn ccoe c365
1. e4 e5 2. d4 Nc6 3. dxe5 Nxe5 4. Nc3 Nf6 (162cp, -132cp; 9/M, 56%). More: dbcn ccoe c365
1. e4 e5 2. d4 Nc6 3. dxe5 d6 (95cp, -64cp; 7/M, 5%). More: dbcn ccoe c365
1. e4 e5 2. d4 Nc6 (66cp, -66cp; 548/M, 26%). More: dbcn ccoe c365
1. e4 e5 2. d4 f6 3. dxe5 fxe5 (677cp, -500cp; 12/M, 72%). More: dbcn ccoe c365
1. e4 e5 2. d4 f6 (183cp, -183cp; 21/M, 1%). More: dbcn ccoe c365
1. e4 e5 2. d4 Nf6 (161cp, -161cp; 21/M, 1%). More: dbcn ccoe c365
1. e4 e5 2. d4 d5 (186cp, -186cp; 19/M, 0%). More: dbcn ccoe c365
1. e4 e5 2. f3 (86cp, -87cp; 17/M, 0%). More: dbcn ccoe c365

Lines with Disagreement to Human Master Play

Latest dbcn data: 2025-12-19

page revision: 29, last edited: 18 Dec 2025 23:15

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Chess Openings for Engine Competition

Opening lines that are known in Master play and that are biased for one side

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