anchor.diff:      <th>KIA</TH>
       <th>WIA</TH>
       <th>KIA</TH>
  +    <th>Det</TH>
       <th>Date</th>
     </tr>
   
  
positive.code:     <th colspan="2">Frndly</th>
      <th colspan="2">Host Ntn</th>
      <th colspan="2">Civ</th>
      <th colspan="2">Enemy</th>
      <th colspan="1"></th>
    <tr>
      <th>Type of event</th>
  
negative.code:     <td><%=h war_event.civilian_kia %></td>
      <td><%=h war_event.enemy_wia %></td>
      <td><%=h war_event.enemy_kia %></td>
      <td><%=h war_event.enemy_detained %></td>
  
      <td><%=h war_event.date.to_s(:concise) %></td>
      <td><%= link_to 'Show', war_event_path(war_event) %></td>
  