%tr.notes_holder
  - if discussion_left
    %td.notes_line.old
    %td.notes_content.parallel.old
      %ul.notes{ data: { discussion_id: discussion_left.id } }
        = render partial: "projects/notes/note", collection: discussion_left.notes, as: :note

      = link_to_reply_discussion(discussion_left, 'old')
  - else
    %td.notes_line.old= ""
    %td.notes_content.parallel.old= ""

  - if discussion_right
    %td.notes_line.new
    %td.notes_content.parallel.new
      %ul.notes{ data: { discussion_id: discussion_right.id } }
        = render partial: "projects/notes/note", collection: discussion_right.notes, as: :note

      = link_to_reply_discussion(discussion_right, 'new')
  - else
    %td.notes_line.new= ""
    %td.notes_content.parallel.new= ""