1. e2e4  1... e7e5  2. g1f3  2... b8c6  3. f1b5  3... a7a6  4. b5a4  4... g8f6  5. d2d3  5... d7d6  6. c2c3  6... g7g6  7. e1g1  7... f8g7  8. f1e1  8... e8g8  9. b1d2  9... f8e8  10. d2f1  10... b7b5 The alternative is 10...h6 and it seems as it pushes to become the main line. 11. a4c2  11... a6a5 Grandelius gains space on the queenside, thus limiting the opponent's light-squared bishop. [#] 12. c1g5 A logical novelty that fights for the d5-spot. 12... h7h6  13. g5h4  13... a5a4  14. f1e3  14... c8b7  15. c3c4 This is the major problem with the early a-pawn advance. The b5-pawn lacks defends and Van Foresst initiates complications. 15... c6b4 Grandelius on his turn decided to sacrifice a pawn. 16. c4b5 