// The `drums` attribute sets some sensible defaults for drums. voice Drums { drums } play Drums { // Staves beginning with a note allow using `x` to represent that note. F#: | xx xx xx xx | xx xx xx xx | D: | -- x- -- x- | -- x- -- x- | C: | x- -- x- -- | x- -- x- -- | // F#: Hi-hat, D: Snare drum, C: Bass drum // See `cargo run ref notes` for more details. }