<context source=yes>
\useMPlibrary [dum] \starttext \startTEXpage [offset=5mm] %% sample images
\startplacefigure [location=none] % disable numbering of outer float
\stopfloatcombination
\stopplacefigure
\stopTEXpage
\stoptext
</context>
<context source=yes>
\useMPlibrary [dum] \starttext\startTEXpage [offset=5mm] %% sample images
\startplacefigure [title=My combination]
\stopcombination
\stopplacefigure
\stopTEXpage
\stoptext
</context>