About precondition results of 51
17:38 13:12 02:10 03:40 02:25 02:15 05:24 03:00 03:45 03:57 11:40 04:38 05:31 05:43 50:03 50:03 69:52 31:58 31:58 07:01 10:34 104:47 14:01 10:12 38:19 16:56 13:11 18:16 52:46 52:46 16:45 25:32 23:30 28:56 43:26 44:26 33:32 48:28 126:24 63:46 101:59 51:30 59:08 95:04 56:46 59:07