YAML

!_Schema
types: !_Map_Type
  !_Identifier AltDualAlt: !_TypeDual
    allAlternates:
      - !_ObjectFor(_DualAlternate)
        dual: String
        object: AltDualAlt
    allFields:
      - !_ObjectFor(_DualField)
        name: alt
        object: AltDualAlt
        type: !_DualBase
          dual: Number
    alternates:
      - !_DualAlternate
        dual: String
    fields:
      - !_DualField
        name: alt
        type: !_DualBase
          dual: Number
    name: AltDualAlt
    typeKind: !_TypeKind Dual
  !_Identifier DualAlt: !_TypeDual
    allAlternates:
      - !_ObjectFor(_DualAlternate)
        dual: AltDualAlt
        object: DualAlt
    alternates:
      - !_DualAlternate
        dual: AltDualAlt
    name: DualAlt
    typeKind: !_TypeKind Dual

Types

_Dual DualAlt

Alternates	Object
	DualAlt

_Dual AltDualAlt

Alternates	Object
	AltDualAlt

Fields	Type	Object
alt	Number	AltDualAlt