title: How to add superscript text using Apache POI
body: <p>I want to display some text with superscript into Excel cell. I tried to pass the HTML string to XSSFRichTextString but it displays the HTML string as it is in the output file.</p>
  
  <p>I'm using Apache POI 3.16</p>
  
  <p><a href="https://i.stack.imgur.com/GX28X.png" rel="nofollow noreferrer">Screenshot to explain the requirement</a></p>