| Clue | Source | Date |
|---|---|---|
| Ballpark brushback, perhaps ... and a hint to each set of circled letters | The Washington Post | 12 Feb 2020 |
| Ballpark brushback, perhaps ... and a hint to each set of circled letters | LA Times Daily | 12 Feb 2020 |
| Brushback, e.g. | ||
| Confidential slant |