| Clue | Source | Date |
|---|---|---|
| Auditioned: 2 wds. | ||
| Auditioned | Thomas Joseph | 23 Feb 2022 |
| Came before the judge in Paris where the leader did it in the interests of research | Irish Times Crosaire | 12 Jun 2017 |
| Experimented with | The Washington Post | 19 Jun 2016 |
| Auditioned | New York Times | 20 Apr 2016 |
| Experimented with | ||
| Took for a spin | ||
| Auditioned | ||
| Tested | ||
| Read (for) | ||
| Auditioned | ||
| Experimented with. |