| When | User | Flag Type | Description |
|---|---|---|---|
| 2014-03-03 11:50:48 | Matrok | Well Constructed | |
| 2016-07-29 02:07:16 | 徐敬唐 | Duplicate | 17214 |
| 2017-12-12 14:24:32 | PanKrpec | Well Constructed | |
| 2018-12-17 19:27:02 | arbitrageftw | Needs Fixing | Yes, you cut white, but can black win that capture race easily? This isn't a well defined problem. |