\version "2.11.35"

% #(set-default-paper-size "a4" 'landscape)
#(set-default-paper-size "a4")
#(set-global-staff-size 14.5)

\header { 
  title = "Keep score titles with empty score"
}

\paper {
  scoreTitleMarkup = \markup { \column {
    \fill-line {
      \fontsize #3 \bold \fromproperty #'header:piece
      \null
    }
  }}
}


\score {
  <<
    \context Voice << \relative c'' { c4 d c d } >>
  >>
  \header { piece = "Nr. 1 - Text" }
}

%   \chapter \IIAriePieceName
\score {
  <<
    \context Voice << {} >>
  >>
  \header { piece = "Nr. 2 - Text tacet" }
}

\score {
  <<
    \context Voice << \relative c'' { c4 d c d } >>
  >>
  \header { piece = "Nr. 3 - Text" }
}