original_query: What was the format of WBCN Free Form Rock and how did it differ from the modern rock format carried on 98.5?
query: What was the format of WBCN Free Form Rock and how did it differ from the modern rock format carried on 98.5 HD2?
answer: WBCN Free Form Rock played a variety of rock and related genres, plus new music, similar to WBCN's format from 1968-1988.  This differed from the modern rock format on 98.5 HD2.