anchor.diff:  
     const plural = (n) => n == 1 ? '' : 's';
   
  -  // - - - - - - - - - - - - - - - - - - - - - - - - - - - -
  -  const counts = {
  -    tick: 0,
  -    cross: 0
  -  };
  -
   });
   </script>
  
positive.code: };
  
  $(() => {
  
    cd.kata.predictCounts.update = (light) => {
      const colour = light.colour;
  
negative.code: <div class="kata predict-counts" style="display:none;">
    <div class="circle box">
      <div class="cross count">0</div>
      <img src="/images/traffic-light/circle-cross.png">
    </div>
    <div class="tick box">
      <div class="tick count">0</div>
      <img src="/images/traffic-light/circle-tick.png">
    </div>
    <div class="total">0&nbsp;predictions</div>
  </div>
  