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Term 1: Term 2:

(subclass Mask Clothing) Mid-level-ontology.kif 5100-5100 Mask is a subclass of clothing
(subclass Mask
    (CoveringFn Face))		 Mid-level-ontology.kif 5101-5101 Mask is a subclass of a covering for face
(subclass Respirator Mask) Cars.kif 3528-3528 Respirator is a subclass of mask


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