| When | User | Flag Type | Description |
|---|---|---|---|
| 2014-12-22 02:06:49 | mountain root | Well Constructed | |
| 2016-09-09 04:18:36 | Sollies | Well Constructed | |
| 2016-09-13 12:14:54 | TYPP | Invalid | B bent 4 |
| 2017-03-09 11:42:01 | Pajso | Needs Fixing | wA19 instead of wE17 - bent 4 in the corner |
| 2020-04-16 00:04:31 | GoJohnGo | Needs Fixing | W can make a bent 4 and get an adv ko |
| 2022-05-06 11:19:01 | KOFKOREA | Invalid | Black is able to survive with a very specific condition (big ko threat which is not shown on the board) only. |