Write a JAVA program that finds the composition R ◦ S of the relations R and S?

Question

TO find the composition R ◦ S of the relations R and S Using a java program EXAMPLE: R = {(2, 2), (2, 3), (2, 4), (2, 5), (3, 4), (3, 5), (4, 5), (5, 3)}
S = {(2, 3),