Complex sentence: During the final session of the championship, he accidently knocked over a globe on the Crucible set, denting part of it with his foot: he was awarded the globe at the end of the match.
Split into simpler sentences: During the final session of the championship, He accidently knocked a globe which was part of the Crucible set off and dented part of it wih his foot. He was then awarded the globe at the end of the match.