Complex sentence: She also snaps at Marlene and Uriah when they start flirting with each other because she Loves Marlene but to her dismay they start a relationship, but Marlene kills herself under the control of simulation but her brother Hector gets saved by Christina and Tris.
Split into simpler sentences: She also snaps at Marlene and Uriah when they start flirting with each other because she Loves Marlene but to her dismay they start a relationship. But Marlene kills herself under the control of simulation but her brother Hector gets saved by Christina and Tris.