foo:
  - &foo !!org.yaml.snakeyaml.issues.issue348.model.Foo ["foo"]
bar:
  - &bar !!org.yaml.snakeyaml.issues.issue348.model.Bar [*foo]
baz:
  - &baz !!org.yaml.snakeyaml.issues.issue348.model.Baz [*bar]