Complex sentence: Chas, however, encouraged by her cousin, Eli, tells Carl the truth on Tom and Rosemary's wedding day and Tom dies, later that day, after falling from his bedroom window and his sons are the primary suspects.
Split into simpler sentences: Chas, however, encouraged by her cousin, Eli, tells Carl the truth on Tom and Rosemary's wedding day. Later that day, Tom dies after falling from his bedroom window, and his sons are the primary suspects.