| When | User | Flag Type | Description |
|---|---|---|---|
| 2015-06-09 09:06:49 | Siaubunas | Well Constructed | |
| 2015-10-13 02:43:29 | HungryGhost | Well Constructed | |
| 2017-04-22 16:29:37 | Matrok | Well Constructed | |
| 2019-08-01 00:30:51 | Starline | Needs Fixing | missing alternate solutions |
| 2020-05-14 20:55:40 | xruff | Needs Fixing | missing alternate solutions |