noise	shape	plate
1	1.11	A	1
3	0.95	C	1
4	0.82	D	1
5	1.7	A	2
6	1.22	B	2
8	0.97	D	2
9	1.6	A	3
10	1.11	B	3
11	1.52	C	3
14	1.22	B	4
15	1.54	C	4
16	1.18	D	4