theorem instCoeRelationalQualityQuality._proof_1
theorem instCoeRelationalQualityQuality._proof_1: ∀ (v : d4qbfhxh.RelationalQuality), d4qbfhxh.Quality.Is (Subtype.val v)
theorem instCoeRelationalQualityQuality._proof_1
theorem instCoeRelationalQualityQuality._proof_1: ∀ (v : d4qbfhxh.RelationalQuality), d4qbfhxh.Quality.Is (Subtype.val v)