[White "Barend van Amerongen"][Black "Toon van Zandvoort"][Result "3-0"][SetUp "1"][FEN "B:W25,27,28,30,32,33,35,36,37,38,39,42,43,45,46,47,48,49,50:B1,2,3,4,6,7,8,11,12,13,14,15,16,18,19,20,23,24,26"] 12. ... 12-17 13. 27-21 16x27 14. 32x12 23x41 15. 12x23 19x28 16. 30x10 4-9 17. 25x14 15x4 18. 46x37 9x20 19. 33x22