event begin max end class region ----- ----- ----- ----- ----- ------ 3550 00:30 00:34 00:36 B1.1 3560 05:55 05:58 06:00 B1.2 1069 3570 07:29 07:42 08:02 C2.0 1069 3580 22:49 22:57 23:03 B4.6 1069