Definition: In this task, you're given reviews from Amazon's products. Your task is to generate the Summary of the review.
Input: I ordered 2 of these cups, one for me and one as a gift for my sister. Her cup doesn't seal properly and leaks and mind seals nicely. I guess it's a 50/50 chance that this cup will be good for travel.

Ordered 2 of these - One leaks the other doesn't. 50/50 Chance for use I suppose.