By Sam Laskaris Writer After almost a three-week layoff the Six Nations Chiefs returned to action again on Sunday. The Chiefs downed the visiting Cobourg Kodiaks 13-7 in a match held at the Iroquois Lacrosse Arena (ILA). That contest was Game 1 in a best-of-seven Major Series Lacrosse (MSL) semi-final series. For the Chiefs it was their first contest since July 9, when they wrapped up their regular season with a 12-7 triumph over the Peterborough Lakers. While the six other MSL entrants competed in their best-of-five, quarter-final series, the Six Nations squad was patiently sitting on the sidelines for those series to wrap up. That’s because the Chiefs, who posted a perfect 11-0 regular season record, were awarded an opening-round playoff bye and a direct berth into the semi-finals….