Complex sentence: However, after a near car accident leaves Kitty and Alec with similar wounds, Robert realizes what is happening and tells Alec to stay away from his wife and tells Kitty she must make a choice.
Split into simpler sentences: However, after a near car accident leaves Kitty and Alec with similar wounds, Robert realizes what is happening. He tells Alec to stay away from his wife and Kitty that she must make a choice.