Complex sentence: In the end, Peter Rasmussen's opponent, Sun Jun of China cramped up and could barely continue, Rasmussen seizing the chance, won the title 12-15,17-14,15-11.
Split into simpler sentences: In the end, Peter Rasmussen's opponent, Sun Jun of China cramped up and could barely continue. Rasmussen capitalized on the on the opportunity and closed out his three game victory, 12-15,17-14,15-11.