pilar de 4 caminant, 3d9f(c), 2d8f, 4d8ap, pd7f, vano de 5
6 pd4, pd5, 3d9f (c), 2d8f, 3d8ap, pd7, 6 pd4
2d8f, 3d9f (c), 3d8ap, pd7f, pd5 i 4 pd4
