KNOLL
| Date | Clue |
|---|---|
| 2021-09-30 | Small hill |
| 2021-09-19 | Small hill |
| 2020-04-09 | Small hill |
| 2020-03-29 | Bit of raised land |
| 2017-12-21 | Hillock |
| 2016-01-18 | Small hill |
| 2013-07-28 | Rise |
| 2012-05-03 | Rise |
| 2012-04-27 | Rise |
| 2009-06-29 | Small, rounded hill |
| 2008-07-17 | Small hill |
| 2005-12-09 | Mound |
| 2002-07-13 | Hillock |
| 2001-01-17 | Small hill |
| 1997-08-08 | Mound |
| 1996-12-31 | Small hill |
| 1993-12-01 | Hillock |