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:
My 16 month old has been playing with this off and on for about a month, and she can now put every single number in the correct place every time without a second of hesitation! Because the numbers are written below each space, she now even recognizes the WORD for each number! Am I ordering the alphabet puzzle immediately.
Answer:
Positive