Use "minor key" in a sentence

1. An Altared Christmas - The Holidays in a minor key

2. You can be a general, a politician, an economist who is depressed, a musician in a minor key, a painter in dark colors.

3. Aviaries Wandering through the dark climes of Wroclaw, Poland we happen upon Aviaries – young quartet that boldly burst into scene with massive low and minor key splendor