\paper{indent=0\mm line-width=120\mm oddFooterMarkup="" oddHeaderMarkup=""}
% --- start of displayed header in the book ---

% --- end of header ---
\relative c''' {\key bes \major \time 2/4
 g8[( f) es( d)]  c[( d) ] <g,-- bes>4
 <g a c>8[ <g a c> <g a c> <g a c>]
 <f-- a d>4 <f-- a d>                     }
% --- end of song ---