\starttext

\bTABLE
    \bTR \bTD[width=72pt]       Body \eTD \bTD[width=72pt] Body \eTD \bTD[width=72pt] Body \eTD \eTR
    \bTR \bTD[nc=2]             Body \eTD                            \bTD[width=72pt] Body \eTD \eTR
\eTABLE

\blank

\bTABLE
    \bTR \bTD[width=72pt]       Body \eTD \bTD[width=72pt] Body \eTD \bTD[width=72pt] Body \eTD \eTR
    \bTR \bTD[nc=2,width=144pt] Body \eTD                            \bTD[width=72pt] Body \eTD \eTR
\eTABLE

\blank[3*big]

\startxtable
    \startxrow \startxcell[width=72pt]       Body \stopxcell \startxcell[width=72pt] Body \stopxcell \startxcell[width=72pt] Body \stopxcell \stopxrow
    \startxrow \startxcell[nc=2]             Body \stopxcell                                         \startxcell[width=72pt] Body \stopxcell \stopxrow
\stopxtable

\blank

\startxtable
    \startxrow \startxcell[width=72pt]       Body \stopxcell \startxcell[width=72pt] Body \stopxcell \startxcell[width=72pt] Body \stopxcell \stopxrow
    \startxrow \startxcell[nc=2,width=144pt] Body \stopxcell                                         \startxcell[width=72pt] Body \stopxcell \stopxrow
\stopxtable

\stoptext
