Complex sentence: The IWA Cruiserweight Championship, formally known as the IWA World Cruiserweight Championship, is a title for wrestlers that weigh 225 pounds and under that was being defended in the International Wrestling Association in Puerto Rico.
Split into simpler sentences: The IWA Cruiserweight Championship, formally known as the IWA World Cruiserweight Championship, is a title for wrestlers that weigh 225 pounds. It was being defended in the International Wrestling Association in Puerto Rico.