| When | User | Flag Type | Description |
|---|---|---|---|
| 2010-03-04 17:57:47 | kazuhiro | Well Constructed | |
| 2011-03-16 01:44:22 | dora | Well Constructed | |
| 2014-12-27 18:19:30 | Matrok | Well Constructed | |
| 2017-03-29 16:09:49 | hippophile | Needs Fixing | Black can play C19 after G18 (both vars): white corner needs to be stronger |