Chess opening
Colle System: Rhamphorhynchus VariationA04
The Colle System: Rhamphorhynchus Variation is a chess opening classified under ECO code A04. It is reached after the moves:
1. Nf3 c5 2. e3 g6 3. d4 Bg7 4. dxc5 Qa5+
Play it vs Stockfish Open in analysis board
Comes from
Related lines in the Colle System
Train this opening
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