\version "2.3.22"

global = {
    \key f \major
    \time 4/4
}

\score {

     <<
         
         \context Staff 
             \context Voice = "voice1" {
                 \global
                 \clef "G_8"
                 r4. [f16 g a f g e f] r8.
                 r1 r1 r1 r1 r1
             }
         

     >>
}