(subclass MetallicAlloy Mixture) | Mid-level-ontology.kif 8912-8912 | Metallic alloy is a subclass of mixture |
(subclass Steel MetallicAlloy) | Mid-level-ontology.kif 8927-8927 | Steel is a subclass of metallic alloy |
(subclass Brass MetallicAlloy) | Mid-level-ontology.kif 8937-8937 | Brass is a subclass of metallic alloy |