event begin max end class region ----- ----- ----- ----- ----- ------ 9950 02:09 02:13 02:17 B2.9 9960 03:02 03:08 03:12 B3.0 9990 07:00 07:03 07:08 B3.1 2407 0010 09:38 09:43 09:51 B3.0 2407 0020 11:28 11:37 11:48 C1.7 2407 0030 22:48 22:53 22:58 B2.8