Here's one of Sam Rivers' masterpieces.
It's difficult to note in the 21st century just how forward-thinking this avant-garde big band was, and how completely innovative Rivers' compositions are. Of the many recordings Rivers has done, this was the very first to showcase the full range of his many gifts. It is an underrated masterpiece and among the most rewarding and adventurous listening experiences in the history of jazz. (Taken from AMG)