	a	b	c	d	e	f	g	h
8	${$piece_info->a8}$	${$piece_info->b8}$	${$piece_info->c8}$	${$piece_info->d8}$	${$piece_info->e8}$	${$piece_info->f8}$	${$piece_info->g8}$	${$piece_info->h8}$
7	${$piece_info->a7}$	${$piece_info->b7}$	${$piece_info->c7}$	${$piece_info->d7}$	${$piece_info->e7}$	${$piece_info->f7}$	${$piece_info->g7}$	${$piece_info->h7}$
6	${$piece_info->a6}$	${$piece_info->b6}$	${$piece_info->c6}$	${$piece_info->d6}$	${$piece_info->e6}$	${$piece_info->f6}$	${$piece_info->g6}$	${$piece_info->h6}$
5	${$piece_info->a5}$	${$piece_info->b5}$	${$piece_info->c5}$	${$piece_info->d5}$	${$piece_info->e5}$	${$piece_info->f5}$	${$piece_info->g5}$	${$piece_info->h5}$
4	${$piece_info->a4}$	${$piece_info->b4}$	${$piece_info->c4}$	${$piece_info->d4}$	${$piece_info->e4}$	${$piece_info->f4}$	${$piece_info->g4}$	${$piece_info->h4}$
3	${$piece_info->a3}$	${$piece_info->b3}$	${$piece_info->c3}$	${$piece_info->d3}$	${$piece_info->e3}$	${$piece_info->f3}$	${$piece_info->g3}$	${$piece_info->h3}$
2	${$piece_info->a2}$	${$piece_info->b2}$	${$piece_info->c2}$	${$piece_info->d2}$	${$piece_info->e2}$	${$piece_info->f2}$	${$piece_info->g2}$	${$piece_info->h2}$
1	${$piece_info->a1}$	${$piece_info->b1}$	${$piece_info->c1}$	${$piece_info->d1}$	${$piece_info->e1}$	${$piece_info->f1}$	${$piece_info->g1}$	${$piece_info->h1}$