Judicial review is the ability of the supreme court to decide and examine if a statute, treaty or administrative regulation violates the provision of the existing law written in the state constitution. In the United States, the authority for judicial review has been inferred from the structure, provisions, and history of its Constitution.
City-State:
a city that with its surrounding territory forms an independent state
Kingdom:
a country, state, or territory ruled by a king or queen.
a realm associated with or regarded as being under the control of a particular person or thing.
Empire:
an extensive group of states or countries under a single supreme authority, formerly especially an emperor or empress.
Village: a small town without king or queen.
This is easy, common denominators. Well you know denominators are at the bottom of a fraction, and you know common means the same, so it would be something like
a d
b = b