Complex sentence: He was ruled out of the Paris Diamond League meeting due to injury and had not jumped in training in the build up to the 2010 European Athletics Championships, but he managed to clear 17.45 m to take the bronze medal, his first medal at the competition.
Split into simpler sentences: He was ruled out of the Paris Diamond League meeting due to injury. He had not jumped in training in the build up to the 2010 European Athletics Championships, but he still managed to clear 17.45 m to take the bronze medal, his first medal at the competition.