anchor.diff:    }
   
     <%- @graph.alignments.each do |x, y| -%>
  -    <%= "T#{x}" -%> -> <%= "T#{y}" -%> [style=dashed,color=blue,dir=none];
  +    <%= "T#{x}" -%> -> <%= "T#{y}" -%> [color=blue,dir=none];
     <%- end -%>
   }
  
positive.code:   charset="UTF-8";
    graph [truecolor=true,bgcolor=transparent];
    rankdir="<%= @direction -%>";
  
    <%- @graph.left.each_with_index do |tokens, i| -%>
      <%= "rootL#{i}" -%> [label="",shape=circle];
  
      <%- tokens.select { |t| t.empty_token_sort != 'P' }.each do |token| -%>
        <%= node token.id, token.relation.to_s.upcase,                 shape: :box -%>
  
        <%- if token.relation -%>
          <%= edge (token.head ? token.head.id : "rootL#{i}"), token.id, '', weight: 1.0, color: :orange -%>
        <%- end -%>
  
        <%- token.slashes.each do |(relation, target)| -%>
          <%= edge token.id, target, relation.to_s.upcase, weight: 0.0, color: :blue, style: :dashed %>
        <%- end -%>
      <%- end -%>
  
  
negative.code:   }
  
    <%- @graph.right.each_with_index do |tokens, i| -%>
      <%= "rootR#{i}" -%> [label="",shape=point];
  
      <%- tokens.select { |t| t.empty_token_sort != 'P' }.each do |token| -%>
        <%= node token.id, token.relation.to_s.upcase,                 shape: :none -%>
  
        <%- if token.relation -%>
          <%= edge token.id, (token.head ? token.head.id : "rootR#{i}"), '', weight: 1.0, color: :orange, arrowhead: :none -%>
        <%- end -%>
  
        <%- token.slashes.each do |(relation, target)| -%>
          <%= edge token.id, target, relation.to_s.upcase, weight: 0.0, fontcolor: :blue, color: :blue, style: :dashed %>
        <%- end -%>
      <%- end -%>
  
  