0	1	f	f
0	13	w	w
1	2	i	i
2	3	n	n
3	4	i	i
4	5	t	t
5	6	e	e
6	7	-	-
7	8	s	s
8	9	t	t
9	10	a	a
10	11	t	t
11	12	e	e
12
13	14	o	o
14	15	r	r
15	16	d	d
16	17	@_SPACE_@	@_SPACE_@
17	18	f	f
18	19	o	o
19	20	r	r
20	21	m	m
21
