Develop the following systems using the fairness pattern:
1. Tax fairness: A tax platform based on an ideal that aims to create a system of taxation that is fair, clear, and equivalent for all taxpayers. Overall, tax fairness looks to limit the amount of tax legislation and rules that benefit one segment of the tax-paying population over another.

2. Political fairness or political egalitarianism: Is where members of a society are of equal standing in terms of political power or influence. It is a founding principle of various forms of democracy. It was an idea, which was supported by Thomas Jefferson. It is a concept similar to moral reciprocity and legal equality.

a. List all the functional requirements and nonfunctional requirements for each area.

b. List two challenges for each area.

c. Name five contexts for each area.

d. Draw the application of the pattern for each context in c.

e. Select a significant use case per application and describe each one of them with text cases.

f. Map each use case in e into a sequence diagram.