Colle System: Rhamphorhynchus Variation

1.
1. Nf3
2. c5
2.
3. e3
4. g6
3.
5. d4
6. Bg7
4.
7. dxc5
8. Qa5+

⏮ ◀ ⏵ ▶ ⏭

The Colle System: Rhamphorhynchus Variation is a chess opening classified under ECO code A04 (Flank openings). It is a variation of the Colle System family. Step through the moves on the board above, then play the line yourself or review it with the built-in engine.