Complex sentence: Mindset began their tour cycle for Brave Bold & Broken at Rock on the Range, continued on as support for label-mates Korn's Reunion Tour with Head, followed by several dates with Buckcherry and an appearance at Rocklahoma.
Split into simpler sentences: Mindset began their tour cycle for "Brave Bold & Broken" at Rock on the Range. They performed as support for label-mates Korn's Reunion Tour with Head, followed by several dates with Buckcherry and an appearance at Rocklahoma.