anchor.diff:                <% elsif cluster.display_type == :structured %>
                   <% # print out each header cell %>
                   <% cluster.headers.each do |header| %>
  -                  <% Rails.logger.debug("header #{header.inspect}") %>
                     <td class="structured"><%= render(partial: "reports/standard_form_report/form_summary_header", locals: {header: header}) %></td>
                   <% end %>
   
  
positive.code:                   </td>
  
                    <% # if flow type, or if any other type and items are empty, just print the responses sep'd by commas %>
                    <% if cluster.display_type == 'flow' || summary.items.length == 0 %>
                      <% Rails.logger.debug("cluster flow") %>
  
                      <td colspan="<%= result_cols %>">
  
negative.code:   <% else %>
  
      <% subset.tag_groups.each do |tag_group| %>
        <% # print tag header if grouped by tag %>
        <% if subset.group_by_tag %>
          <div class="tag-header">
  