Complex sentence: In the marina office afterwards, Olivia discovers a newspaper clipping with a picture of Tim, Gateworth, and McGill, just as McGill enters the office, realizes she has figured out the conspiracy, and tries to kill her.
Split into simpler sentences: In the marina office afterwards, Olivia discovers a newspaper clipping with a picture of Tim, Gateworth, and McGill, just as McGill enters the office. Seeing that she has figured out the conspiracy, he tries to kill her.