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ECO CODES | |
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(Click on an opening description to see diagram) |
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E47 - E49 |
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E47 |
Nimzo-Indian: 4.e3 O-O, 5.Bd3 1. d2d4  g8f6
2.
c2c4
e7e6
3.
b1c3
 f8b4
4.
e2e3
0-0
5.
f1d3
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E48 |
Nimzo-Indian: 4.e3 O-O, 5.Bd3 d5 1. d2d4 g8f6
2.
c2c4
e7e6
3.
b1c3
f8b4
4.
e2e3
0-0
5.
f1d3
d7d5
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E49 |
Nimzo-Indian: 4.e3, Botvinnik system 1. d2d4 g8f6
2.
c2c4
e7e6
3.
b1c3
f8b4
4.
e2e3
0-0
5.
f1d3
d7d5
6. a2a3 b4c3
7.
b2c3
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