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  9... b8d7  10. a2a4  10... b6c5  11. b4b5 The arising position is reminiscent of the Triangle  system with the colors reversed. The plans of the sides are obvious: Black is going to use his strong center to build up a kingside attack, whereas  White will push his passers as far as he can.