ECO Chess Codes D6 - Queen's Gambit Declined/Orthodox Defence with 4. Bg5, main line
D60 - Queen's Gambit Declined, Orthodox Defence
1. d4 d5
2. c4 e6
3. Nc3 Nf6
4. Bg5 Be7
5. e3 O-O
6. Nf3 Nbd7
D61 - Queen's Gambit Declined/Orthodox Defence/Rubinstein Variation
1. d4 d5
2. c4 e6
3. Nc3 Nf6
4. Bg5 Be7
5. e3 O-O
6. Nf3 Nbd7
7. Qc2
D62
1. d4 d5
2. c4 e6
3. Nc3 Nf6
4. Bg5 Be7
5. e3 O-O
6. Nf3 Nbd7
7. Qc2 c5
8. dc5
D63 - Queen's Gambit Declined/Orthodox Defence
1. d4 d5
2. c4 e6
3. Nc3 Nf6
4. Bg5 Be7
5. e3 O-O
6. Nf3 Nbd7
7. Rc1
D64 - Queen's Gambit Declined/Orthodox Defence/Tempo-Struggle Variation
1. d4 d5
2. c4 e6
3. Nc3 Nf6
4. Bg5 Be7
5. e3 O-O
6. Nf3 Nbd7
7. Rc1 c6
8. Qc2
D65
1. d4 d5
2. c4 e6
3. Nc3 Nf6
4. Bg5 Be7
5. e3 O-O
6. Nf3 Nbd7
7. Rc1 c6
8. Qc2 a6
9. cd5
D66 - Queen's Gambit Declined/Orthodox Defence/Main Variation
1. d4 d5
2. c4 e6
3. Nc3 Nf6
4. Bg5 Be7
5. e3 O-O
6. Nf3 Nbd7
7. Rc1 c6 8. Bd3
D67 - Queen's Gambit Declined/Orthodox Defence/ Capablanca System
1. d4 d5
2. c4 e6
3. Nc3 Nf6
4. Bg5 Be7
5. e3 O-O
6. Nf3 Nbd7
7. Rc1 c6
8. Bd3 dc4
9. Bc4 Nd5
D68
1. d4 d5
2. c4 e6
3. Nc3 Nf6
4. Bg5 Be7
5. e3 O-O
6. Nf3 Nbd7
7. Rc1 c6
8. Bd3 dc4
9. Bc4 Nd5
10. Be7 Qe7
11. O-O Nc3
12. Rc3 e5
D69
1. d4 d5
2. c4 e6
3. Nc3 Nf6
4. Bg5 Be7
5. e3 O-O
6. Nf3 Nbd7
7. Rc1 c6
8. Bd3 dc4
9. Bc4 Nd5
10. Be7 Qe7
11. O-O Nc3
12. Rc3 e5
13. de5 Ne5
14. Ne5 Qe5
ECO Chess Codes
Chess Notation
Chess Openings