message: Filtered out left items
diff: @@ -33,6 +33,7 @@ class Motion extends React.Component {
  }
  return {key: item.key, data: item.data, style, end, interpolators, progress, tick, rest};
  })
  + filter(item => !item.rest || dataByKey[item.key])
  .concat(data
  .filter(item => !itemsByKey[getKey(item)])
  .map(item => {
  