theorem instCoeDepTypePersonOfIs._proof_1
theorem instCoeDepTypePersonOfIs._proof_1: ∀ (x : Type) [nrhqjxz5.Person.Is x], nrhqjxz5.Person.Is x
theorem instCoeDepTypePersonOfIs._proof_1
theorem instCoeDepTypePersonOfIs._proof_1: ∀ (x : Type) [nrhqjxz5.Person.Is x], nrhqjxz5.Person.Is x