διώκει παῖς ποτανὸν ὄρνιν → a boy chases a bird on the wing, vain pursuit
ἐπίτακτοι: οἱ эпитакты, резерв, арьергард Thuc.
subsidia, supports, reserves, 6.67.1, [vulgo commonly ἐπιτακτῶν]