anchor.diff:    <tr class="nested <%= nested[:status] %>" id="story<%= nested[:id] %>">
       <td class="story"><%=h nested[:description] %></td>
       <td class="meta id"><%=h nested[:id] %></td>
  -    <td class="meta estimate"><%=h format_estimate(*nested[:estimate]) if nested[:estimate] %></td>
  +    <td class="meta estimate"><%= format_estimate(*nested[:estimate]) if nested[:estimate] %></td>
       <td class="meta iteration"><%=h nested[:iteration] %></td>
       <td class="meta status"><%=h nested[:status] %></td>
     </tr>
  
positive.code:   <h1>Requirements<br><%= title %></h1>
  
    <% authors.each do |author| %>
    <p class="author"><%=h format_author(author) %></p>
    <% end %>
  
    <% introduction.each do |paragraph| %>
  
negative.code:   <tr class="<%= story[:status] %>" id="story<%= story[:id] %>">
      <td class="story"><%=h story[:description] %></td>
      <td class="meta id"><%=h story[:id] %></td>
      <td class="meta estimate"><%= format_estimate(*story[:estimate]) if story[:estimate] %></td>
      <td class="meta iteration"><%=h story[:iteration] %></td>
      <td class="meta status"><%=h story[:status] %></td>
    </tr>
  