\starttext

\enableparpositions \tracepositions

\startbuffer[btable]
\bTABLE
    \dorecurse{3} {
        \bTR
            \dorecurse{3} {
                \bTD btable \eTD
            }
        \eTR
    }
\eTABLE
\stopbuffer

\startbuffer[xtable]
\startxtable
    \dorecurse{3} {
        \startxrow
            \dorecurse{3} {
                \startxcell xtable \stopxcell
            }
        \stopxrow
    }
\stopxtable
\stopbuffer

\getbuffer[xtable]

\input ward

\placetable
  [leftmargin,nonumber,none,height]
  {}
  {\getbuffer[btable]}

\input ward

\placetable
  [leftmargin,nonumber,none,height]
  {}
  {\getbuffer[xtable]}

\input ward

\stoptext
