1. d2d4  1... g8f6  2. g1f3  2... d7d5  3. e2e3 The Colle system quickly turns into a reversed  Queen's Gambit Accepted. 3... c7c5  4. d4c5  4... e7e6  5. b2b4  5... a7a5  6. c2c3  6... a5b4  7. c3b4  7... b7b6  8. f1b5  8... c8d7  9. b5d7 