theorem instCoeDepTypeMurderOfIs._proof_1
theorem instCoeDepTypeMurderOfIs._proof_1: ∀ (x : Type) [etsbfws7.Murder.Is x], etsbfws7.Murder.Is x
theorem instCoeDepTypeMurderOfIs._proof_1
theorem instCoeDepTypeMurderOfIs._proof_1: ∀ (x : Type) [etsbfws7.Murder.Is x], etsbfws7.Murder.Is x