### 2.18 Piano staves

Piano music is typeset in two staves connected by a brace. Printing such a staff is similar to the polyphonic example in More staves

         << \new Staff { ... }
            \new Staff { ... } >>

but now this entire expression must be interpreted as a `PianoStaff`

          \new PianoStaff << \new Staff ... >>

Here is a full-fledged example

More information on formatting piano music is in Piano music.

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