YAML

!_Schema
types: !_Map_Type
  !_Identifier DualField: !_TypeDual
    allFields:
      - !_ObjectFor(_DualField)
        name: field
        object: DualField
        type: !_DualBase
          dual: '*'
    fields:
      - !_DualField
        name: field
        type: !_DualBase
          dual: '*'
    name: DualField
    typeKind: !_TypeKind Dual

Types

_Dual DualField

Fields	Type	Object
field	*	DualField