603 Instead of a full compound sentence, a sentence with a compound subject or a compound predicate may be used (Abbreviated Compound Sentence):

Ὁ δὲ πείθεται καὶ συλλαμβάνει Κῦρον he believed it and arrested Cyrus. AN. I. 1, 3. ἐπαξίως γὰρ Φοῖβος, ἀξίως δὲ σὺ πρὸ τοῦ θανόντος τήνδʼ ἔθεσθʼ ἐπιστροφήν for right worthily hath Phoibos, and worthily hast thou, bestowed this care for him that is dead. S. OT. 133 f.