Complex sentence: Meanwhile, Simmons tells Duncan the women are evacuated that he and others will use the breeches buoy next, but Duncan punches him, and tells the rest they all drew numbers and will take their turn, but he and Simmons will be the last to leave.
Split into simpler sentences: Meanwhile, Simmons tells Duncan the women are evacuated as he and others will use the breeches buoy next. However, Duncan punches him, and tells the rest they all drew numbers and will take their turn, but he and Simmons will be the last to leave.