Complex sentence: The Tsarina Alexandra (Janet Suzman), a German princess who is not highly thought of by the Russian royal court, is isolated, but is befriended by Grigori Rasputin (Tom Baker), a Siberian peasant who describes himself as a holy man.
Split into simpler sentences: The Tsarina Alexandra (Janet Suzman), a German princess who is disliked by the Russian royal court, is isolated. She befriends Grigori Rasputin (Tom Baker), a Siberian peasant who describes himself as a holy man.