| When | User | Flag Type | Description |
|---|---|---|---|
| 2010-03-05 01:39:24 | SeerRus | Well Constructed | |
| 2012-08-28 23:54:16 | hasegawa kaito | Needs Fixing | |
| 2012-10-01 13:24:56 | daxiao | Well Constructed | |
| 2014-05-26 09:52:16 | G1weist | Needs Fixing | I noticed R1 is invalid |
| 2014-10-09 16:12:26 | eurikano | Well Constructed | |
| 2015-04-03 20:29:51 | Veral42 | Well Constructed | |
| 2015-05-12 07:07:25 | tenuki89 | Well Constructed | |
| 2018-06-21 01:23:46 | LCZLAPINSKI | Needs Fixing | correct line marked wrong |