| Clue | Source | Date |
|---|---|---|
| Richard Nixon or Mao Zedong, in a 1987 premiere | New York Times | 11 Apr 2025 |
| Macbeth or Falstaff | Newsday | 18 Feb 2023 |
| Puccini's Rodolfo, for one | LA Times Daily | 05 Oct 2019 |
| Puccini's Rodolfo, for one | The Washington Post | 05 Oct 2019 |
| Puccini's Rodolfo, for one | ||
| Nixon, in John Adams' "Nixon in China" | LA Times Daily | 26 May 2018 |
| Nixon, in John Adams' 'Nixon in China' | The Washington Post | 26 May 2018 |
| Nixon, in John Adams' "Nixon in China" | ||
| Figaro, e.g. | ||
| Tristan or Isolde, e.g. | ||
| Tristan or Isolde |