Complex sentence: She did not get involved in much physical game play due to having little physical strength; however, upon realizing her affections for Bentley, she proved her mettle by challenging LeFwee to a sword duel amid the rigging of the Death's Hens sails.
Split into simpler sentences: She did not get involved in much physical game play, due to having little physical strength. However, upon realizing her affections for Bentley, she proved her mettle by challenging LeFwee to a sword duel amid the rigging of the Death's Hens sails.