Complex sentence: The war is stopped when the Empire's crown prince Rudolph orders a ceasefire, but Prozen refuses to give up on conquering the Republic and attempts to assassinate the prince, but his attempt is foiled by the bandits Rosso and Viola who kidnap the prince for ransom.
Split into simpler sentences: The war is stopped when the Empire's crown prince Rudolph orders a ceasefire, but Prozen refuses to give up on conquering the Republic and attempts to assassinate the prince. His attempt is foiled by the bandits Rosso and Viola, who kidnap the prince for ransom.