anchor.diff:    <% end %>
   <% end %>
   
  -<%= link_to 'Back', events_path %>
  +<%= link_to 'Back', controller: :welcome, action: :index %>
  
positive.code: <h2>Event</h2>
  <p>
    <strong>Number:</strong>
    <%= @event.number %>
  </p>
  
  <p>
    <strong>Text:</strong>
    <%= @event.text %>
  </p>
  
  <!-- TODO: Validation for more than 2 comments -->
  <% if @event.comments.size >= 2 %>
  
negative.code:   <% end %>
  <% else %>
  
  <h2>Make a guess:</h2>
    <%= form_for([@event, @event.comments.build]) do |f| %>
      <% if false %>
        <!-- TODO: Show the errors if guess isn't an integer -->
  