Complex sentence: In more racy contests, participants may tear or crop their T-shirts to expose midriffs, cleavage, or the undersides of their breasts; may go topless or rarely even fully nude; or may kiss and fondle each other in displays of simulated lesbianism.
Split into simpler sentences: In more racy contests, participants may tear or crop their T-shirts to expose midriffs, cleavage, or the undersides of their breasts. They still may kiss and fondle each other in displays of simulated lesbianism.