Definition: In this task, you're given reviews from Amazon's products. Your task is to generate the Summary of the review.
Input: I bought the medium size, thinking that it would be good for my African Grey Parrot. The Java tree was very different than in the picture, which I expected. Some of the branches extended outside the base, which is messy and most of the branches were very thin. Can't use it.....

thinking that it would be good for my African Grey Parrot