This is your code. >>> A = [21, 'dog', 'red'] >>> B = [35, 'cat', 'blue'] >>> C = [12, 'fish', 'green'] >>> e = [A,B,C] How do you refer to 'green'? e(2, 2) e(2, 2) e(2)(2) e(2)(2) e[2][2] e[2][2] e[2, 2] e[2, 2]