Complex sentence: Meanwhile, while cleaning the pool herself, Suzie loses her temper with her annoying, overly talkative neighbor Nathan and tells him what she really thinks of him; just as she is finishing her tirade, he collapses and dies.
Split into simpler sentences: Meanwhile, while cleaning the pool herself, Suzie loses her temper with her annoying, overly-talkative neighbor Nathan. She tells him what she really thinks of him, and just as she finishes her tirade, he collapses and dies.