Given reviews from Amazon, classify those review based on their content into two classes: Negative or Positive.

Let me give you an example: I've read this book with much expectation, it was very boring all through out the book
The answer to this example can be: Negative
Here is why: Review writer does not like the book because it was boring, therefore it is a negative review.

OK. solve this:
the pet is preety cool its a nice sise and also if u want great game exp. buy more battlechips i cant give this toy 5 stars becuse when u die u need to shake it which is retadrded when i bought it at first i thought it would be a load of crap now i know that and if u buy it i want u to know
Answer:
Positive