You will be given a definition of a task first, then some input of the task.
In this task, you're given a review from Amazon's food products. Your task is to generate a short summary of the given review in the input. Note that you don't need to write a complete sentence as a summary.

When i read that these were "long lasting" i was hoping for a chew that would take my take more than 2 minutes for my 9 month old chocolate lab and 9 year old lab to chew. Not happy with this nylabone purchase!
Output:
not happy