Definition: Given an English language product review, determine if it is a Good Review or a Bad Review. A good review is one where the product's review has positive tone and Bad review is one where the tone of product's review is negative.
Input: I am very disappointed with this product. It never kept a charge for even an hour. The manual says to go through several cycles and leave it plugged in. But at least one battery can't be recharged without the other?! There goes my money :(
Output:
Bad review