OTA
| Date | Clue |
|---|---|
| 2016-02-18 | Whit |
| 2012-05-05 | Taxonomy suffix |
| 2006-04-01 | Do, re or mi, in Italy |
| 2005-06-11 | Hiroshima's river |
| 2002-06-22 | Taxonomic suffix |
| 1996-05-16 | Suffix in taxonomy |
| 1996-03-08 | Hiroshima's river |
| Date | Clue |
|---|---|
| 2016-02-18 | Whit |
| 2012-05-05 | Taxonomy suffix |
| 2006-04-01 | Do, re or mi, in Italy |
| 2005-06-11 | Hiroshima's river |
| 2002-06-22 | Taxonomic suffix |
| 1996-05-16 | Suffix in taxonomy |
| 1996-03-08 | Hiroshima's river |