I need Exercise 5.3.1 answered and refrencing from parts a,b, and d only from exercise 2.4.1.

The following queries from Exercise 2.4.1 is below.

Here are exercise 2.4.1 solutions to help answer exercise 5.3.1:

Here are the solutions to c & e for exercise 5.3.1 to help solve a,b,d and what it should look similar too:

Reminder: I only need Exercise 5.3.1 and parts a,b, and d refrenced from 2.4.1 answered.

Exercise 5.3.1: Write each of the queries of Exercise 2.4.1 in Datalog. You should use only safe rules, but you may wish to use several IDB predicates corresponding to subexpressions of complicated relational-algebra expressions