Complex sentence: Ged's difference in the story is symbolized by light on many occasions, such as when his staff allows Tenar to see the undertomb for the first time: she is shocked then to find it to be beautiful, rather than just dark.
Split into simpler sentences: Ged's difference in the story is symbolized by light on many occasions, such as when his staff allows Tenar to see the undertomb for the first time. She is shocked then to find it to be beautiful, rather than just dark.