| When | User | Flag Type | Description |
|---|---|---|---|
| 2010-08-03 05:11:55 | Narek | Well Constructed | |
| 2013-03-06 10:05:17 | Isildur | Well Constructed | |
| 2015-10-26 04:08:07 | jeske | Well Constructed | |
| 2017-03-13 11:54:53 | Matrok | Well Constructed | |
| 2022-09-14 08:02:45 | Comte | Invalid | Another problem with a vague indication. Why doesn't it say at the first wrong move that one has got it wrong instead of allowing one to waste time playing out a wrong solution? |