Complex sentence: They rescue Vali, but Hagen and Jokul demand he be killed for his cowardliness and treachery, forcing Steinar to kill Hagen instead to protect his brother.
Split into simpler sentences: They rescue Vali, but Hagen and Jokul demand he be killed for his cowardliness and treachery. Forcing Steinar to kill Hagen instead to protect his brother.