| When | User | Flag Type | Description |
|---|---|---|---|
| 2010-02-16 02:19:16 | SeerRus | Well Constructed | |
| 2011-11-17 02:59:57 | Remix6974 | Well Constructed | |
| 2012-10-17 06:23:00 | Akkaron | Needs Fixing | 濫報了 |
| 2013-02-24 15:09:17 | jusangen | Needs Fixing | there are other answers to the problem that were marked wrong |
| 2013-04-27 05:13:42 | draq | Needs Fixing | c4-c3 is also a valid move |
| 2013-06-05 22:33:22 | Deek1618 | Needs Fixing | other optiions available |
| 2013-09-11 23:13:34 | ã ã‚‹ã¾ | Well Constructed | |
| 2014-03-20 17:15:54 | Plucho | Well Constructed | |
| 2014-06-21 16:53:33 | Calel | Well Constructed | |
| 2014-10-10 15:58:47 | eurikano | Well Constructed | |
| 2015-03-24 22:09:35 | Veral42 | Well Constructed | |
| 2015-12-01 16:53:10 | PierreBo | Well Constructed | |
| 2016-09-08 15:17:11 | Sollies | Well Constructed | |
| 2018-05-12 12:58:58 | go4242 | Well Constructed | |
| 2021-11-23 13:38:44 | Vetch | Well Constructed |