9: YAML Text

&a:·key:·&a·value↵↓
foo:↵↓
··*a:↓

9: Syntax Tree

—Legend
  ↵ Carriage Return
  ↓ Line Feed
  ⇓ Next Line
  § Line separator
  Paragraph separator
  → Tab
  ♦ Non-breaking space
  · Space
  ° Empty
  ⇔ Byte order mark
—Document
 —Node
  —Mapping
   —Key:value pair
    —Node
     —Properties
      —Anchor
       ·Indicator character
       ·Non-content text
     ·Non-content white space
     —Scalar
      ·Content text
    ·Indicator character
    ·Non-content white space
    —Node
     —Properties
      —Anchor
       ·Indicator character
       ·Non-content text
     ·Non-content white space
     —Scalar
      ·Content text
    ·Non-content line break
   —Key:value pair
    —Node
     —Scalar
      ·Content text
    ·Indicator character
    ·Non-content line break
    ·Indentation white space
    ·Non-content white space
    —Node
     —Alias
      ·Indicator character
      ·Non-content text
    ·Non-content line break