448c

νῦν δ᾽ ἐπειδὴ τίνος τέχνης ἐπιστήμων ἐστίν
since what art does he know τίνα ἂν καλοῦντες αὐτὸν ὀρθῶς καλοῖμεν; what calling him would be right? is this epeide causal?
Later in 449a ὡς is used in the same causal sense.