\version "2.15.25"
% Schumann, Op.4, I, 11 last measures
rone = \relative c' {
\time 3/4
r4
\voiceOne
\change Staff = "LH"
8
\change Staff = "RH"
}
lone = \relative c {
\voiceTwo
r4 8
}
\new PianoStaff <<
\new Staff = "RH" { \rone }
\new Staff = "LH" { \clef bass \lone }
>>