Complex sentence: Bain told her mother that she was going to "check the tennis schedule" at the University of Toronto Scarborough; three days later, her car was found with a large bloodstain on the back seat.
Split into simpler sentences: Bain told her mother she was going to "check the tennis schedule" at the University of Toronto Scarborough. Three days later, her car was found with a large bloodstain in the back seat.