Complex sentence: It contained four time trial events, three of which were individual and one a team event; it was hoped that the number of time trials, including one on the race's last day, would keep the race hotly contested to the end.
Split into simpler sentences: It contained four time trial events, three of which were individual and one a team event. It was hoped that the number of time trials, including one on the last day, would keep the race hotly contested to the end.