00:00:00	S	1
		1	A
		2	A
		3	A
		4	B
		5	B
		6	Z
		7	B
		8	B
00:00:01	F	1	00:01
00:00:00	S	2
		9	C
		10	A
		11	B
		12	A
00:00:01	F	2	00:02