\version "2.18.2"



LowerMusic = { r2 c'!8 r r4 }
UpperMusic = { \repeat "unfold" 4 { cis'8 }
               cis'! cis' cis' cis' }
               

\score {
\new PianoStaff
<<
\new Staff \UpperMusic
\new Staff \LowerMusic
>>
}