| Clue | Source | Date |
|---|---|---|
| Key of The Killers' "Somebody Told Me" | ||
| Barber's "Adagio for Strings" is in it | LA Times Daily | 19 Jan 2019 |
| Barber's 'Adagio for Strings' is in it | The Washington Post | 19 Jan 2019 |
| Barber's "Adagio for Strings" is in it | ||
| Tough key for a pianist | ||
| Key of Tchaikovsky's Piano Concerto No. 1 |