Complex sentence: The Austrian roster featured 29 returning Olympians, with Chinese-born table tennis player Liu Jia leading them as the only competitor going to her fifth consecutive Games and the nation's flag bearer in the opening ceremony.
Split into simpler sentences: The Austrian roster featured 29 returning Olympians, with Chinese-born table tennis player Liu Jia leading them as the only competitor going to her fifth consecutive Games. She was also the nation's flag bearer in the opening ceremony.