NimYAML/doc/snippets/quickstart/02/01-out.yaml

%YAML 1.1
--- 
!nim:system:seq(nim:custom:Person) [
   !nim:custom:Person {
      ? !!str "name"
      : !!str "Karl Koch",
      ? !!str "age"
      : !nim:system:int32 "23"
   },
   !nim:custom:Person {
      ? !!str "name"
      : !!str "Peter Pan",
      ? !!str "age"
      : !nim:system:int32 "12"
   }
]