You will be given a definition of a task first, then some input of the task.
Given reviews from Amazon, classify those review based on their content into two classes: Negative or Positive.

I HAVE SEEN ENERGY AT THE GYM, EVEN WHEN I RAN. NOT SURE IF IT'S FROM THE CREATINE BUT I KNOW ISS RESEARCH MAKES GOOD STUFF BECAUSE FIRST TIME I USE THE GLUTAMINE THAT STUFF WORKED REALLY GOOD.THEY'RE NOT FLASHY ABOUT THEIR PRODUCT; DON'T ADD CRAZY FLAVORS AND WHAT NOT, BUT THEY DO MAKE GOOD PRODUCTS. EVERYONE'S BODY IS DIFFERENT SO EXPERIMENT WHICH WORKS FOR YOU.
Output:
Positive