id="content">
      <tr-ui-a-multi-event-summary-table id="eventSummaryTable">
      </tr-ui-a-multi-event-summary-table>
      <tr-ui-a-selection-summary-table id="selectionSummaryTable">
      </tr-ui-a-selection-summary-table>
      <tr-ui-b-radio-picker id="radioPicker">
      </tr-ui-b-radio-picker>
      <div id="histogramContainer">
        <tr-v-ui-histogram-span id="histogramSpan">
        </tr-v-ui-histogram-span>
      </div>
    </div>
  </template>
</dom-module>
<script>
'use strict';

tr.expor