1
2
3
4
5
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7
h8
g
f
e
d
c
b
a
Against the Exchange: 5…c5 breaks the symmetry
After 3.exd5 (38 games, 45%), the structure is symmetrical: Black has to create an imbalance.
Recall: in the Advance, where does the e7 knight go?
Tap the square on the board.