You will be given a definition of a task first, then some input of the task.
In this task, You are given a review of Amazon's food products. Your task is to divide them into two classes: negative or positive, depending on the content of the review.

I'm running duel inverters plugged in reversed A/C direction on an outside solar setup. Each side is independent on/off. Smart app keeps track of solar generation via WiFi as a combined total. Smart app [not included] (Smart Life) WiFi displays daily/monthly usage as a total only.
Output:
positive