Definition: In this task, you're given reviews from Amazon's products. Your task is to generate the Summary of the review.
Input: This was a Christmas present for my son. Unfortunately, I threw the box away so can’t return it. It does not work. The flashlight turns on but the knob to change the pictures does not work. It is cheaply made. The picture is stuck in the same position and can’t turn.

This was a Christmas present for my son. Unfortunately ...