ROOT@0..30
  DOCUMENT@0..30
    HEADING@0..10
      ATX_HEADING_MARKER@0..1
        ATX_HEADING_MARKER@0..1 "#"
      WHITESPACE@1..2 " "
      HEADING_CONTENT@2..9
        TEXT@2..9 "Heading"
      NEWLINE@9..10 "\n"
    BLANK_LINE@10..11
      BLANK_LINE@10..11 "\n"
    PARAGRAPH@11..30
      TEXT@11..29 "Paragraph with LF."
      NEWLINE@29..30 "\n"

