\version "2.11.58"

#(ly:set-option 'point-and-click #f)

\paper {
  ragged-right = ##f
}
vl = \relative c' { 
  \time 5/4 as8[ c d f]~ f[ as, c d] f[ as] | 
  \time 3/2 ces[ as f es] r des[ es f] as[ f] r4 |
}

vla = \relative c'' {
  \time 2/4 g8[( f] as[ a,!]) |
  \time 6/4 r4 e'4( f,) cis'4.( d,) | 
  \time 6/4 r4 e'( f,)
}

vlc = \relative c {
  \time 5/4 r2 r2. |
  \time 3/2 R1. |
}

cb = \relative c, {
  \time 5/4 bes4 c as g f |
  \time 3/2 des r g r r d' |
}

\new Score \with { 
                   \remove "Default_bar_line_engraver" 
                   \remove "Timing_translator" 
                   \remove "Span_bar_engraver" 
                 }
{
  \new StaffGroup="OuterGroup" \with { 
                                       \remove "Default_bar_line_engraver" 
                                       \remove "Span_bar_engraver"
                                       \remove "Timing_translator"
                                     }
  <<
    \new InnerStaffGroup="UpperGroup" \with { 
                                              \remove "System_start_delimiter_engraver" 
                                              \consists "Default_bar_line_engraver" 
                                              \consists "Timing_translator" 
                                            } 
    <<
      \new Staff { \vl }
      \new Staff { \vl }
    >>
    \new Staff \with { 
                       \consists "Default_bar_line_engraver" 
                       \consists "Timing_translator" 
                     }
      { \clef "alto" \vla }
    \new InnerStaffGroup="LowerGroup" \with { 
                                              \remove "System_start_delimiter_engraver" 
                                              \consists "Default_bar_line_engraver" 
                                              \consists "Timing_translator" 
                                            }
    <<
      \new Staff { \clef "bass" \vlc }
      \new Staff { \clef "bass_8" \cb }
    >>
  >>
}