Complex sentence: Her first drag race against her father will almost certainly mark the first time a father and daughter have competed against each other in pro sports, and in her first match, faced brother-in-law and teammate Robert Hight.
Split into simpler sentences: Her first drag race against her father will almost certainly mark the first time a father and daughter have competed against each other in pro sports. In her first match, she faced brother-in-law and teammate Robert Hight.