1. d2d4  1... d7d5  2. c2c4  2... e7e6  3. b1c3  3... a7a6  4. c4d5  4... e6d5  5. c1f4  5... g8f6  6. e2e3  6... f8d6  7. d1f3 A rare move that caught the players with Black by surprise. 7.Bg5 and 7.Bxd6 are more common. 7... c8g4  8. f3g3  8... d6f4  9. g3f4  9... e8g8  10. f2f3  10... g4e6  11. f1d3 [%c_effect d3;square;d3;type;Inaccuracy;persistent;true] 11... f6h5 [%c_effect h5;square;h5;type;GreatFind;persistent;true] 12. f4e5 