| Clue | Source | Date |
|---|---|---|
| Bushels switched to cubic centimetres for board gamers (5,5) | ||
| Groups attending board meetings | Newsday | 29 Oct 2022 |
| Groups for aspiring grandmasters | The Washington Post | 15 May 2022 |
| Groups for aspiring grandmasters | LA Times Daily | 15 May 2022 |
| Groups with a piece-keeping strategy? | LA Times Daily | 01 Dec 2016 |