Complex sentence: He was part of the starting eleven for the championship game, which the Impact won 2-0 against the Seattle Sounders, claiming the championship for the second time in club history, and for the third consecutive year helped claim the Voyageurs Cup.
Split into simpler sentences: He was part of the starting eleven for the championship game, which the Impact win 2-0, against the Seattle Sounders, claiming the championship for the second time in club history. And for the third consecutive year helped claim the Voyageurs Cup.