\version "2.13.40"
\header{
title = "FOLK"
composer = \markup\bold "Ben CHANTRY "
instrument = "Bass Bb"
}
\paper{ page-count = #1 }

bass = \relative c{
\tempo4 = 140
\time 2/2
\clef bass
\key bes \major
\set Score.barNumberVisibility = #all-bar-numbers-visible
\bar ""
\override Score.BarNumber #'break-visibility = #' #(#f #t #t)

\set Score.markFormatter = #format-mark-box-letters
\compressFullBarRests
\override MultiMeasureRest #'expand-limit = #1
%mesure 1

r1\mark\default  
\repeat volta 4{         
bes'4  r f r
bes bes bes r
bes r f r}
%mesure5
\alternative {
{f r bes r }
{f8-- f4-. f8-- bes4-. r}}\mark\default
\repeat volta 2 {bes r f r
bes bes bes r
bes r f r
%mesure 10
f r bes r\mark\default
}
\repeat volta 2 {
bes r f r
bes bes bes r
bes r f r 
f r bes r }\mark\default
%mesure 15
\repeat volta 4{
  bes r f r
bes bes bes r
bes r f r }
\alternative {                   
{f r bes r }
{f8-- f4-. f8-- bes4-. r}}\mark\default
%mesure20
\repeat volta 4{
bes r f r
bes bes bes r
bes r f r 
f r bes r^\markup\bold "4x"} \mark\default
R1*2\mark\default
%mesur 26
\repeat volta 2{
bes4 r f r
bes bes bes r
bes r f r 
f r bes r }\mark\default
%mesure 30
\key c \major
\repeat volta2{
c, r g' r
c, c c r
c r g' r
g r c, r 
r2 f4 b4
%mesure 35
r2 c,4 g'
R1*1
r4 c, c c 
r c g' r
r2 g4 c,\bar"||"
%mesure 40
\key g \major
R1*1
r2 c4 g'
c, c c r
R1*1
c4 r c r
%mesure 45
g' g g r
r c, r g'
c, c c  r
r c r g'
c, g' c, r
%mesure 50
R1*1}

\repeat volta 2{
R1*1
c4 r g r8 g
r4 fis' c r8 c8 
r2 fis4 fis
%mesure 55
r2 r4 g


r c, c g'
R1*1
r4 c,4 r g'
c, g' c, r}
%mesure 60
\key d \major
d r a' r
r d, d d 
r2 d4 a' 
r d, d d 
R1*1
%mesure 65
r2 d4 a'
r d, d d 
r2 d4 d
r a' a a
r2 d,4 a'
%mesure 70
d, d d r
r1
r2 d4 a
d a' d, r
d r a' r8 a8
%mesure 75
r4. d,4 d d8
r4 g d r8 d8
r4 g g g 
r1
d4 r a' r 
%mesure 80
d, d a' r
r d, a' r
r d, a' d,\bar"||"
\key g \major
r1
%mesure 85
d4 r fis r
g a-. c,-. r 
r1



















 \bar"|."
}

 \score{
\new Staff{
\set Staff.instrumentName = \markup {"Tuba"}
\bass}
\layout{}
}

\score {
\unfoldRepeats
\new Staff{
\set Staff.midiInstrument = "tuba" \bass

}
\midi {
      \context {
        \Score
        tempoWholesPerMinute = #(ly:make-moment 70 2)  % 70 à la blanche
        }
      }
}