About chess instruction results of 1,432
30:22 32:31 28:00 37:29 32:26 30:52 55:12 39:18 48:55 44:15 135:00 30:00 25:13 34:46 116:56 75:04 80:53 43:04 48:23 35:33 31:55 39:38 37:13 30:20 33:19 41:12 46:39 37:07 31:49 33:00 105:26 58:54 45:07 40:53 26:59 44:23 72:49 91:12 153:57 72:53 47:45 112:13 54:29 56:08 37:04 45:00