τούτου μὲν τοῦ ἀνθρώπου ἐγὼ σοφώτερός εἰμι → I am wiser than this man
subs.
Trader: P. and V. ἔμπορος, ὁ, κάπηλος, ὁ.
Seller: P. πρατήρ, ὁ.