1children: 2- aaa 3- bbb 4developers: 5- !!examples.collections.TypeSafeListWithInterfaceTest$Developer 6 name: Fred 7 role: creator 8- !!examples.collections.TypeSafeListWithInterfaceTest$Committer 9 key: 34 10 name: John 11 role: committer 12name: Bean123