title: In Bash is there a way to extract a word and n characters after it from a line?
body: <p>I am trying to extract the JIRA Ticket number from a string.</p>
  <p>The Jira ticket might be mentioned any where in the line like:</p>
  <ol>
  <li><p>Merge pull request #1387 from Config-change/<strong>REL-12345</strong></p>
  </li>
  <li><p><strong>REL-12345</strong>: Enable XAPI at config level</p>
  </li>
  </ol>
  <p>I just want <strong>REL-12345</strong> as the output.</p>
  <p>Can someone please help. Thanks!</p>