Complex sentence: However, in more recent years, a rivalry with Lawrence Academy has begun to take shape, most notably in the sport of football where for the past few years the Knights and Spartans have been the two most dominant teams in the ISL.
Split into simpler sentences: However, in more recent years, a rivalry with Lawrence Academy has begun to take shape. Most notably in the sport of football where for the past few years the Knights and Spartans have been the two most dominant teams in the ISL.