%YAML 1.1
---
- name: spec-02-21
  tree: |
    +STR
    +DOC
    +MAP
    =VAL :null
    =VAL :~
    =VAL :true
    =VAL :y
    =VAL :false
    =VAL :n
    =VAL :string
    =VAL '12345
    -MAP
    -DOC
    -STR
  yaml: |
    null: ~
    true: y
    false: n
    string: '12345'