event begin max end class region ----- ----- ----- ----- ----- ------ 1690 00:48 00:58 01:07 C4.5 3813 1700 03:10 04:31 07:22 M1.0 3825 1720 07:26 07:41 07:53 M3.0 3825 1800 14:17 14:28 14:41 C5.4 3825 1830 15:13 15:29 15:47 X4.5 3825 1880 23:49 23:51 23:55 C2.9 3825