('1',2)	1	2
('1',2)	1	2
('1',2)	1	2
('1',2)	1	2
('1',2)	1	2
[('1',2)]	1	2
[('1',2)]	1	2
[('1',2)]	1	2
[('1',2)]	1	2
[('1',2)]	1	2
[('1',2)]	1	2
[((1,'2'),[(3,[4])])]	((1,'2'),[(3,[4])])	(1,'2')	[(3,[4])]	1	2	(3,[4])	3	[4]	4
[('1',4)]
[('1',4)]
[('1',4)]
[('1',4)]
[('1',4)]
[('1',4)]