(subclass MetallicAlloy Mixture) | Mid-level-ontology.kif 8913-8913 | MetallicAlloy は 混合物 の subclass では %n |
(subclass Steel MetallicAlloy) | Mid-level-ontology.kif 8928-8928 | Steel は MetallicAlloy の subclass では %n |
(subclass Brass MetallicAlloy) | Mid-level-ontology.kif 8938-8938 | Brass は MetallicAlloy の subclass では %n |