event begin max end class region ----- ----- ----- ----- ----- ------ 1750 08:10 08:16 08:22 C1.8 2994 1770 10:55 11:28 11:52 C3.1 1780 13:14 13:26 13:42 C2.6 2996 1850 18:07 18:32 18:52 C1.7 2994 1870 22:03 22:18 22:35 C2.5 2994