title: Split column in two using '-' as delimiter
body: <p>I would like to split a column in two, with a given delimiter. Excel file does not have a header in the columns. Example input and output files and are in the screenshots below: </p>
  
  <p>Input: </p>
  
  <p><img src="https://i.stack.imgur.com/zvK2F.png" alt=""></p>
  
  <p>Output:</p>
  
  <p><img src="https://i.stack.imgur.com/sfIWo.png" alt=""></p>