MRS-S Metadata, Players & Instruments

(meta
  :title "Symphony No. 5 in C Minor"
  :subtitle "Fate Knocking at the Door"
  :composers ["Ludwig van Beethoven"]
  :copyright "Public Domain"
  :created "1808"
  :modified "2026-01-17T10:30:00Z"
  
  ; Score-wide defaults
  :key C :mode minor
  :time 2/4
  :tempo 108
  :tempo-text "Allegro con brio")

(players
  (player woodwind-2
    :name "Flute 2 / Piccolo"
    :instruments [flute-2 piccolo]
    :default flute-2)
  
  (player clarinet-1
    :name "Clarinet 1"
    :instruments [clarinet-bb clarinet-a]
    :default clarinet-bb)
  
  (player percussion-1
    :name "Percussion 1"
    :instruments [snare timpani triangle]
    :default snare))

(instruments
  (instrument flute-1
    :name "Flute"
    :abbr "Fl. 1"
    :family woodwinds
    :staves [treble]
    :transposition none
    :range [C4 D7])
  
  (instrument piccolo
    :name "Piccolo"
    :abbr "Picc."
    :family woodwinds
    :staves [treble]
    :transposition (up P8)
    :range [D5 C8])
  
  (instrument clarinet-bb
    :name "Clarinet in Bb"
    :abbr "Cl."
    :family woodwinds
    :staves [treble]
    :transposition (down M2)
    :range [E3 C7])
  
  (instrument piano
    :name "Piano"
    :abbr "Pno."
    :family keyboards
    :staves [treble bass]
    :transposition none
    :range [A0 C8]
    :staff-connect brace))

woodwinds brass strings percussion keyboards voices choir other

treble      ; G clef, line 2
bass        ; F clef, line 4  
alto        ; C clef, line 3
tenor       ; C clef, line 4
treble-8va  ; G clef, octave up
treble-8vb  ; G clef, octave down
bass-8vb    ; F clef, octave down
percussion  ; Neutral clef
tab-6       ; 6-string tablature

none                  ; Concert pitch
(up P8)               ; Sounds octave higher (piccolo)
(down M2)             ; Sounds major 2nd lower (Bb clarinet)
(down m3)             ; Sounds minor 3rd lower (A clarinet)
(down P5)             ; Sounds perfect 5th lower (English horn)

(instrument drum-kit
  :name "Drum Kit"
  :abbr "Dr."
  :family percussion
  :staves [percussion]
  :transposition none
  :kit
    ((kick :line -2 :notehead normal)
     (snare :line 0 :notehead normal)
     (hi-hat :line 2 :notehead x)
     (crash :line 4 :notehead x-circle)))

(measure :id #uuid "..." :number 45
  (woodwind-2
    (instrument-change :to piccolo :beat 0)
    (v1
      (: 0 D6.q :id #uuid "...")
      ...)))