(subclass Toy Device) | Mid-level-ontology.kif 2385-2385 | Toy is a subclass of device |
(subclass Doll Toy) | Mid-level-ontology.kif 2393-2393 | Doll is a subclass of toy |
(subclass ToyHouse Toy) | Mid-level-ontology.kif 2427-2427 | Toy house is a subclass of toy |