Complex sentence: The gold cup has pictures of people in various actions on its sides, such as musicians and a Persian dancer, as well as two men on its thumb plate with features which appear to be non-Chinese, as they include curly hair.
Split into simpler sentences: The gold cup has pictures of people in various actions on its sides, such as musicians and a Persian dancer. It also has images of two men on its thumb plate with features that appear to be non-Chinese, as they include curly hair.