Generate a 4-star review (1 being lowest and 5 being highest) about an app with package com.google.zxing.client.android.
Ans: Do good

Generate a 4-star review (1 being lowest and 5 being highest) about an app with package net.nurik.roman.muzei.
Ans: Awesome app but... Would be even awesomer were each artwork's media listed along with the artist and year.

Generate a 5-star review (1 being lowest and 5 being highest) about an app with package com.google.android.apps.authenticator2.
Ans: Best authenticator Google's authenticator is better than any other I've used including several for various video games. It's very straightforward to set up and use. I'm glad to see some third parties are using this app including EA Origin.

Generate a 5-star review (1 being lowest and 5 being highest) about an app with package org.wikipedia.
Ans: Very usefull