C00
Rat Defense: Small Center Defense
1. d4 e6 2. e4 d6
The Rat Defense: Small Center Defense is a chess opening classified under ECO code C00. It is reached after the moves 1. d4 e6 2. e4 d6.
It belongs to the Rat Defense family — one of many ways the line can branch. Understanding the parent system’s plans is the fastest way to play this variation well.
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