event begin max end class region ----- ----- ----- ----- ----- ------ 3970 00:47 00:51 00:53 B1.2 2699 3980 03:11 03:14 03:16 B1.5 2699 3990 06:23 06:26 06:28 B1.1 2699 4000 22:19 22:23 22:26 B1.4 2699 4010 23:50 23:55 23:58 B1.2 2699