How to get all unique combinations of two lists with multiple tuples within the lists

Question

I have 2 lists, each look like this

List1 = [(\'a\', 1, 1), (\'b\', 2, 2), (\'c\', 3, 3)] List2 = [(\'d\', 4, 4), (\'e\', 5, 5), (\'f\', 4, 4), (\'g\', 5, 5)]