Complex sentence: Refugee law is the branch of international law which deals with the rights and protection of related to, but distinct from, international human rights law and international humanitarian law, which deal respectively with human rights in general, and the conduct of war in particular.
Split into simpler sentences: Refugee law is the branch of international law which deals with the rights and protection of refugees. It is related to, but distinct from, international human rights law and international humanitarian law, which deal respectively with human rights in general, and the conduct of war in particular.