\usemodule[mathml]

\starttext

\startTEXpage[offset=10pt]

\startbuffer[test-1]
<math xmlns='http://www.w3c.org/mathml' version='2.0'>
    <mrow>
        <mi>a</mi>
        <mo>+</mo>
        <mtext>&#xaf;</mtext>
        <mi>b</mo>
        <mo>+</mo>
        <mmultiscripts>
            <mi>c</mi>
            <mprescripts/>
            <none/>
            <mo>-</mo>
        </mmultiscripts>
    </mrow>
</math>
\stopbuffer

\typebuffer[test-1][option=xml] \blank

\xmlprocessbuffer{test}{test-1}{}

\stopTEXpage

\stoptext
