tree:=L("RosettaCode",
         L("rocks","code","comparison","wiki"),
	 L("mocks","golfing")  );

println("Nest tree internal format:\n",tree.toString(*,*));
println("Formated:\n",nestToString(tree));

indentTree:=nestToIndent(tree);
println("To indent format:\n",indentToString(indentTree));

nestTree:=indentToNest(indentTree);
println("\nIndent to nested format:\n",nestTree);
println("Is this tree the same as what we started with? ",nestTree==tree);