Given the task definition and input, reply with output. In this task, you are given product reviews about dvds. The goal is to classify the review as "POS" if the overall sentiment of the review is positive(the reviewer is satisfied) or as "NEG" if the overall sentiment of the review is negative(the reviewer is not satisfied).

This film knocked my socks off! . Cronenberg a little more restrained than usual -- except in the jolting scenes of violence, and in the question of how and if we can change who we are. Fantastic performances all around. I was very impressed
POS