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Term 1: Term 2:

(subclass Music Proposition) Mid-level-ontology.kif 13732-13732 Music is a subclass of proposition
(subclass MusicalComposition Music) Mid-level-ontology.kif 13746-13746 Musical composition is a subclass of music
(subclass Song Music) Mid-level-ontology.kif 13763-13763 Song is a subclass of music


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