<?xml version="1.0" encoding="UTF-8"?>

<math xmlns="http://www.w3.org/1998/Math/MathML">
  <mstyle fontweight="bold" color="#ff0000">
    <mrow>
      <ms>big</ms> 
      <mo>+</mo> 
      <ms fontweight="normal" fontstyle="italic">bog</ms> 
      <mo>+</mo> 
      <mstyle fontsize="0.05in">
        <ms>new</ms> 
        <mo>+</mo> 
        <ms fontsize="2em">net</ms> 
        <mo>+</mo> 
        <ms fontsize="36pt">nod</ms> 
      </mstyle> 
      <mo>+</mo> 
      <ms fontsize="20mm">nix</ms> 
    </mrow> 
  </mstyle> </math>