<document source="test data">
    <paragraph>
        Here are in-line math expressions 
        <math title="\int_0^16x^3\ dx" xmlns="&mathml;" role="ascii-mathml"><mstyle mathbackground="yellow" mathcolor="red"><mrow><msubsup><mo>&#x222B;</mo><mn>0</mn><mn>16</mn></msubsup></mrow><msup><mi>x</mi><mn>3</mn></msup><mo>&#x00A0;</mo><mrow><mi>d</mi><mi>x</mi></mrow></mstyle></math>
         and
        <math title="sum_{k=0}^47k^2" xmlns="&mathml;" role="mathml"><mstyle mathbackground="yellow" mathcolor="red"><mrow><munderover><mo>&#x2211;</mo><mrow><mi>k</mi><mo>=</mo><mn>0</mn></mrow><mn>47</mn></munderover></mrow><msup><mi>k</mi><mn>2</mn></msup></mstyle></math>
        .