Complex sentence: He played his prep hockey at Blaine High School in Blaine, Minnesota, an integral piece of the Blaine Bengals 2000 Class AA State Championship team where they defeated the Duluth East Greyhounds 6--0 in the final.
Split into simpler sentences: He played his prep hockey at Blaine High School in Blaine, Minnesota. He was an integral piece of the Blaine Bengals 2000 Class AA State Championship team where they defeated the Duluth East Greyhounds 6--0 in the final.