TENABLE
| Date | Clue |
|---|---|
| 2026-04-10 | Within the realm of reason |
| 2023-01-25 | Not ridiculous, as an argument |
| 2022-05-06 | Sound |
| 2019-08-25 | Not ridiculous, as an argument |
| 2009-06-19 | Sound |
| 2009-05-27 | Like a solid argument |
| 2007-10-18 | Well-founded |
| 2005-08-28 | Not easily debunked |
| 2004-06-03 | Not bad, as an argument |
| 2003-07-13 | Like a sound argument |
| 2001-12-07 | Like good arguments |
| 2000-11-02 | Like a good debater's arguments |
| 2000-04-23 | Like a well-grounded argument |
| 1999-07-19 | Easily defended |
| 1999-02-11 | Having some merit |
| 1995-12-24 | Solidly based |