Element function import_metamodel():
	// TODO
	//   For the moment, we make the assumption that it doesn't exist yet.
	//   We create both the Simple Class Diagrams model, retype it, and then make the metamodel as an instance of this
	//   In the future, this should already exist though...

	// Instatiate as bottom
	Element scd
	Element scd_model
	scd = create_node()
	scd_model = create_node()
	dict_add(scd, "model", scd_model)
	instantiate_bottom_node(scd, "Class")
	instantiate_bottom_value(scd, "__Type", Type)
	instantiate_bottom_value(scd, "__String", String)
	instantiate_bottom_edge(scd, "__Attribute_", dict_read(scd_model, "Class"), dict_read(scd_model, "__Type"))
	instantiate_bottom_edge(scd, "__AttributeAttrs", dict_read(scd_model, "__Attribute_"), dict_read(scd_model, "__Type"))
	instantiate_bottom_edge(scd, "__Attribute", dict_read(scd_model, "Class"), dict_read(scd_model, "__Type"))
	instantiate_bottom_edge(scd, "__Name", dict_read(scd_model, "__Attribute"), dict_read(scd_model, "__String"))
	instantiate_bottom_edge(scd, "Association", dict_read(scd_model, "Class"), dict_read(scd_model, "Class"))
	instantiate_bottom_edge(scd, "Inheritance", dict_read(scd_model, "Class"), dict_read(scd_model, "Class"))
	instantiate_bottom_edge(scd, "__inh_1", dict_read(scd_model, "Association"), dict_read(scd_model, "Class"))
	instantiate_bottom_edge(scd, "__inh_2", dict_read(scd_model, "__Attribute_"), dict_read(scd_model, "Class"))

	// Instantiated, now retype to make sure that everything is correct
	Element mapping
	mapping = create_node()