Complex sentence: A swimsuit competition, more commonly now called a bikini contest, is a beauty contest in which the physical attributes of contestants are judged and ranked while wearing a swimsuit for prizes including trophies, money, and modeling contracts.
Split into simpler sentences: A swimsuit competition, more commonly now called a bikini contest, is a beauty contest in which the physical attributes of contestants are judged and ranked while wearing a swimsuit. Participants in such contests may be competing for prizes including trophies, money, and modeling contracts.