\version "2.12.2"
\include "italiano.ly"

lead = \relative do'' {
  \tempo 4=120
  \set Staff.keySignature = #`(((-0 . 2) . ,FLAT))
  \time 7/8
  \override Staff.Stem #'stemlet-length = #0.85
  
  do'4 r8 [la] la [si si] |
  si4 r8 [re,] mib [re la] |
  mib'16 [fa] mib8 do, [re] mib fa [lab32 si lab si] |
  
}

right = \relative do'' {
  \tempo 4=100
  \set Staff.keySignature = #`(((-0 . 2) . ,FLAT))
  \time 4/4
  \numericTimeSignature
  
  <re, fa la re>1~ |
  <re fa la re> | \break
  <do mib sol do>~ |
  <do mib sol do> |
  
}

left = \relative do' {
  \tempo 4=100
  \set Staff.keySignature = #`(((-1 . 2) . ,FLAT))
  \time 4/4
  \numericTimeSignature
  
  <re, re,>1~ |
  <re re,> |
  <do do,>~ |
  <do do,> |
  
}

pedal = \relative do {
  \tempo 4=100
  \set Staff.keySignature = #`(((-1 . 2) . ,FLAT))
  \time 4/4
  \numericTimeSignature
  
  re,1~ |
  re |
  do~ |
  do |
  
}

leadPart = \new Staff \with {
  instrumentName = "Lead"
  shortInstrumentName = "Ld."
  midiInstrument = "lead 1 (square)"
} \lead

organPart = <<
  \new PianoStaff \with {
    instrumentName = "Organo"
    shortInstrumentName = "Org."
  } <<
    \new Staff = "right" \with {
      midiInstrument = "drawbar organ"
    } \right
    \new Staff = "left" \with {
      midiInstrument = "drawbar organ"
    } { \clef bass \left }
    \new Staff = "pedal" \with {
    midiInstrument = "drawbar organ"
  } { \clef "bass_8" \pedal }
  >>
>>

\score {
  <<
    \leadPart
    \organPart
  >>
  \layout { 
        \context { \Score 
                \remove "Timing_translator" 
                \remove "Time_signature_engraver" 
                \remove "Default_bar_line_engraver" 
                \override SpacingSpanner #'uniform-stretching = ##t 
                \override SpacingSpanner #'strict-note-spacing = ##t 
                proportionalNotationDuration = #(ly:make-moment 1 64) 
        } 
        \context { \Staff 
                \consists "Timing_translator" 
                \consists "Default_bar_line_engraver" 
                \consists "Time_signature_engraver" 
        } 
        \context { \Voice 
                \remove Forbid_line_break_engraver 
                tupletFullLength = ##t 
        } 
} 
  \midi { }
}