GED

	Undo Commands
	     1.	Move
	     2.	Paste
	     3.	Delete


GED

	Undo Commands
	     1.	Insert Node
	     2.	Insert Symbol
	     3.	Properties
	     4.	Move
	     5.	Paste


GED

	Undo Commands
	     1.	Insert Symbol
	     2.	Properties
	     3.	Move
	     4.	Properties
	     5.	Move
	     6.	Properties
	     7.	Move
	     8.	Paste


