idNum	first	last	orientation
1	2	11	0
2	13	21	0
3	23	30	0
4	32	38	0
5	40	45	0
6	44	48	0
7	50	53	0
8	55	57	0
9	59	60	0
10	62	62	0
11	64	73	0
12	75	83	0
13	85	92	0
14	94	100	0
15	102	107	0
16	106	110	0
17	112	115	0
18	117	119	0
19	121	122	0
20	124	124	0