--- /dev/null
+george:
+ name: "Curious George"
+ treasures: diamond, sapphire
+ parrot_sti_class: LiveParrot
+
+louis:
+ name: "King Louis"
+ treasures: [diamond, sapphire]
+ parrot_sti_class: LiveParrot
+
+frederick:
+ name: $LABEL
+ parrot_sti_class: LiveParrot
+
+polly:
+ id: 4
+ name: $LABEL
+ killer: blackbeard
+ treasures: sapphire, ruby
+ parrot_sti_class: DeadParrot
+
+DEFAULTS: &DEFAULTS
+ treasures: sapphire, ruby
+ parrot_sti_class: LiveParrot
+
+davey:
+ <<: *DEFAULTS