<!DOCTYPE html>
<html>
<head>
  <title>cluster-digests-sk</title>
  <meta charset="utf-8" />
  <meta http-equiv="X-UA-Compatible" content="IE=edge">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
</head>
<body>
  <h1>cluster-digests-sk</h1>
  <div id=cluster></div>

  <p>
    <input type="checkbox" id="labels"/>
    <label for="labels">Show labels</label>
  </p>
</body>
</html>