theorem instCoeRelationalQualityQuality._proof_1
theorem instCoeRelationalQualityQuality._proof_1: ∀ (v : ta3nj1a4.RelationalQuality), ta3nj1a4.Quality.Is (Subtype.val v)
theorem instCoeRelationalQualityQuality._proof_1
theorem instCoeRelationalQualityQuality._proof_1: ∀ (v : ta3nj1a4.RelationalQuality), ta3nj1a4.Quality.Is (Subtype.val v)