\version "2.18.2"

voiceone = \relative c'' {
    \override Voice.Script #'avoid-slur = #'outside
    \set Staff.instrumentName = "Gtr1 "
    \mergeDifferentlyHeadedOn 
    \tempo "Très calme et doucement expressif" 4 = 66
    \stemNeutral
    d4(~ d8 b16 g e8 g16 b |
    d8 b16 g e8 g16 b g8) g16(^- e |
    g8 fis16 e d2)~ | d2( e8 g) |
    \override Voice.Script #'avoid-slur = #'inside
    a4.( d8 b8 g16 b | a8 d b4 \H < b e >~^- | 
    \override Voice.Script #'avoid-slur = #'outside
    \H < b e >4) b4.^-( c8) | \stemUp d4(~ d8 b16 g e8 g16 b |
    d8 b16 g e8 g16 b g8) g16( e | g8 fis16 \stemNeutral e d4~)( d16 c b a |
    g8 fis16
    \tempo "Cédez                  Mouvt"
    e d4_~ d16 c b a) | < c d a' d >2.\A | < b d g b >2. |
    \repeat unfold 5 { s2. }
    \stemUp
    s2
    < cis'^4^\3 >8(^-
    \set fingeringOrientations = #'(left)
    < e-0 >16 cis |
    e2) s4 |
    s8 s s4 < e'-3 >4~^- |
    e8[( \times 2/3 { d16 e d } b8]) a8~[(^- a16 g fis e]) |
    e8( \times 2/3 { d16 e d }
    \tempo "Cédez"
    < b-0 >8) a4( g16 < fis a >) |
    \tempo "Mouvt"
    < e b' >8.( < d g >16 < b e >8 < d g > < e b' > < g d' > |
    < e b' >8 < d g >  < b e >4 < c-4 g'-0 >) |
    < b-1 d >8.( < e g >16 < g b >8 < b d-2 > < d-2 e >  < e-4 g-2 > |
    < g-2 b-1 >8 < e g >
    \tempo "Cédez"
    \override Voice.Script #'avoid-slur = #'inside
    < e,-3 g-1 >4^- < fis-3 >)^- |
    \tempo "Mouvt"
    < g c e g >2.~ | < g c e g >2. |
    < g c e >2. | < g-2 b-1 e-1 b'-4 >2. | < d g b d g >2. |
}

voicetwo = \relative c {
    %\set fingeringOrientations = #'(right)
    \mergeDifferentlyHeadedOn 
    \repeat unfold 7 { s2. }
    d'2 e4 | d4 e d8 c | b2 s4 |
    \repeat unfold 7 { s2. }
    s2 b,4~ |
    \stemUp \SIna b8 b16[( cis] e[ fis gis \TDnb b~]^0 \stemDown b4) |
    s2.
    \set fingeringOrientations = #'(right)
    \stemUp
    < e, gis >8 s s2 |
    \repeat unfold 8 { s2. }
    \set fingeringOrientations = #'(left)
    \once \override NoteColumn.force-hshift = #-0.0
    g'2 < a-4^\2 > 4 |
}

voicethree = \relative c {
    \mergeDifferentlyHeadedOn 
    \repeat unfold 13 { s2. }
    < g' c e >8.( < a d fis >16 < g c e >8. < fis b d >16 < e a c >8. < d g b >16 |
    < c f a >2.) | < e g c e >2. | < g c e >4 < fis c' >2 |
    < c e g >4 < a' b fis' >2 | 
    \stemUp
    \once \override NoteColumn.force-hshift = #-0.0
    \tempo "Un peu animé"
    < gis b e >2 s4 |
    \once \override NoteColumn.force-hshift = #-0.0
    < gis b >2 < fis a >4 |
    s8 \stemDown b16^( cis
    \set fingeringOrientations = #'(left)
    < e-0 >[ < fis-3_\3 >
    \set fingeringOrientations = #'(right)
    < gis-1 >
    \set fingeringOrientations = #'(left)
    < b-4 >])
    \set fingeringOrientations = #'(right)
    < g_~-2 c_~-4 >4 |
    < g c >8[ < fis a > < e g >] < cis e >4. |
    < g c >8 < fis a >
    \set fingeringOrientations = #'(left)
    < g-4 > cis,4 c8 | < b e >8. s16 s2 |
    \repeat unfold 11 { s2. }
    \once \override NoteColumn.force-hshift = #-1.0
    < d d' >2. |\stemUp < d d' >4 a'\rest a\rest |
    s2. | s4 a\rest a\rest |
    \bar "|."    
}

voicefour = \relative c {
    \mergeDifferentlyHeadedOn 
    \repeat unfold 11 { s2. }
    \set fingeringOrientations = #'(left)
    g2.~\A | g2 g4 |
    s2. |
    r4 g2 | c2. | a4 d2 | a4 b s |
    \once \override NoteColumn.force-hshift = #-0.0
    e,2. |
    e2 e4 |
    \once \override NoteColumn.force-hshift = #-0.0
    e2 s4 |
    \repeat unfold 4 { s2. }
    < g-3 >8. b16 d8 < e-1 > < g-0 > < b-3_\4 > | < d-1 >8 b < a,-1 >4 < d-0 > | 
    < c-1_\6 >2.~ | c2.~ | c2. | e,2. | g2. |
    \tempo "Murmuré et en retenant peu à peu"
    < g' c e >8.^( < a d fis >16 < g c e >8. < fis b d >16 < e a c >8. < d g b >16 |
    \stemUp
    < c fis a >8. < d g b >16 < e a c >8. < d g b >16 < c fis a >8. < d g b >16 |
    < e, c' a' >2.) | \stemDown < g_~ g'^~ b_~ >2. |
    \once \override NoteColumn.force-hshift = #1.0
    < g_~ g'_~ b^~ >2. | < g_~ g'_~ b^~ >2. |
    < g  g' b >4 s2  | 
}

guitarone = << \voiceone \\ \voicetwo \\ \voicethree \\ \voicefour >>