anchor.diff:              <div class="row">
                 <%= render "genome_position_body", location: location %>
               </div>
  +            <div class="row">
  +              <div class="col-sm-12">
  +                <hr>
  +              </div>
  +            </div>
             <% end %>
           <% end %>
   
  
positive.code:             </div>
            </div>
            <% @sequence.parent_sequences.each do |parent| %>
              <div class="row">
                <div class="col-sm-12">
                  <h5><%= link_to parent.name, workspace_sequence_path(name: parent.name) %></h5>
  
negative.code:             </div>
            </div>
            <% @sequence.subsequences.each do |subseq| %>
              <% unless subseq.name == @sequence.subsequences.first.name %>
                <div class="row">
                  <div class="col-sm-12">
                    <hr>
                  </div>
                </div>
              <% end %>
              <div class="row">
                <div class="col-sm-12">
                  <p><%= link_to subseq.name, workspace_sequence_path(name: subseq.name) %></p>
                </div>
              </div>
              <div class="row">
  