When	User	Flag Type	Description
2009-04-02 00:48:24	dischord	Needs Fixing
2010-12-16 18:16:38	Wrenn	Needs Fixing	Has many correct solutions not included in the correct tree
2015-11-17 15:45:04	Thumb	Invalid	See hippophile's comment
2020-07-03 05:45:57	:go	Needs Fixing	.