theorem instCoeMammalObject._proof_1
theorem instCoeMammalObject._proof_1: ∀ (v : zv7tr57y.Mammal), hz46pbq2.BFO.Object.Is (Subtype.val v)
theorem instCoeMammalObject._proof_1
theorem instCoeMammalObject._proof_1: ∀ (v : zv7tr57y.Mammal), hz46pbq2.BFO.Object.Is (Subtype.val v)