1. e2e4  1... e7e5  2. g1f3  2... b8c6  3. f1b5  3... a7a6  4. b5a4  4... g8f6  5. d2d3  5... f8c5  6. c2c3  6... b7b5  7. a4b3  7... d7d6  8. c1g5 This is a treacherous move. White invites the opponent to play the classic plan with h6-g5, leading to a sharp position. 8... h7h6  9. g5h4  9... c8d7 A rare choice. Two of the best chess players in the world decided to move the dark-squared bishop in this position, but they played it on different squares. 10. b1d2  10... d8e7  11. e1g1  11... g7g5  12. h4g3  12... c5b6 A new move, although the bishop retreat is necessary sooner or later. 13. a2a4 A typical move in the Spanish, opening the a-file. 13... a8b8  14. a4b5 