Regards,

Robert


\startxmlsetups xml:setups
\xmlsetsetup{#1}{contacts|contact|p}{xml:*}
\stopxmlsetups

\xmlregistersetup{xml:setups}

\startxmlsetups xml:contacts
  \xmlflush{#1}
\stopxmlsetups

\startxmlsetups xml:p
  \xmlflush{#1}\par
\stopxmlsetups

\startxmlsetups xml:contact
  \setlayer[address][x=20mm,y=40mm]{\framed[width=74mm,height=35mm,frame=on,offset=2mm,align=right]{\ignorespaces\xmltext{#1}{/address}}}
  \strut
  \blank [35mm]
  Subject: your life in \xmltext{#1}{/city}
  \blank [2*line]
  Dear \xmltext{#1}{/prefix} \xmltext{#1}{/formalname},
  \blank [line]
%  \input knuth \relax

  This is a {\bf bold} test. \TeX\
  \startitemize
  \item item
  \item item
  \stopitemize

\input brieftekst-test.tex \relax
\par
%this \par is needed, for the last word of the file merges with Kind regards.

  Kind regards
  \blank [line]
  X
  \page
\stopxmlsetups

\setuppagenumbering [state=stop]

\definelayer[address][width=\paperwidth,height=\paperheight]

\setupbackgrounds [page][background={address}]

\starttext
\xmlprocessbuffer{main}{participants}{}

\stoptext