Complex sentence: The captain of the "Pelagos" was instructed to recall his catchers-the "Star XIV", "Star XIX", "Star XX", "Star XXI", "Star XXII", "Star XXIII" and "Star XXIV".
Split into simpler sentences: The captain of the "Pelagos" was instructed to recall his catchers. The catchers were the "Star XIV", "Star XIX", "Star XX", "Star XXI", "Star XXII", "Star XXIII" and "Star XXIV".