You are given a review of Amazon's food products. Your task is to divide them into two classes: negative or positive, depending on the content of the review.

Ex Input:
This soy sauce is the best we have ever had.  Thanks to Amazon, we were able to find it again.  It makes a big difference when using this product.  Thanks again

Ex Output:
Positive


Ex Input:
The hot chocolate is my husband's favorite.  Service was also great, as it usually is.  Very popular now with winter coming on.

Ex Output:
Positive


Ex Input:
This is too expensive.  Buy it in the stores where you can get a single can for $2.30.

Ex Output:

Negative