diff --git a/src/icmtoolchain/cli.py b/src/icmtoolchain/cli.py
index f496ad5..ac63663 100644
--- a/src/icmtoolchain/cli.py
+++ b/src/icmtoolchain/cli.py
@@ -215,6 +215,39 @@ def run(argv: Optional[list[str]] = None):
 	startup_millis = time() - startup_millis
 	debug(f"* Tasks successfully completed in {startup_millis:.2f}s!")
 
+from .language import AbobaConfig
+
+project_config = AbobaConfig("1")
+graph = ProjectGraph(project_config)
+node1 = graph.obtain_edge(project_config)
+node2 = graph.obtain_edge(AbobaConfig("2"))
+node1.dependencies.append(node2)
+node3 = graph.obtain_edge(AbobaConfig("3"))
+node2.dependencies.append(node3)
+node4 = graph.obtain_edge(AbobaConfig("4"))
+node3.dependencies.append(node4)
+node4.dependencies.append(node2)
+node5 = graph.obtain_edge(AbobaConfig("5"))
+node1.dependencies.append(node5)
+node6 = graph.obtain_edge(AbobaConfig("6"))
+node5.dependencies.append(node6)
+node6.dependencies.append(node3)
+node7 = graph.obtain_edge(AbobaConfig("7"))
+node6.dependencies.append(node7)
+node8 = graph.obtain_edge(AbobaConfig("8"))
+node1.dependencies.append(node8)
+node6.dependencies.append(node8)
+
+print(f"Node 1: {graph.get_cross_references(node1)}")
+print(f"Node 2: {graph.get_cross_references(node2)}")
+print(f"Node 3: {graph.get_cross_references(node3)}")
+print(f"Node 4: {graph.get_cross_references(node4)}")
+print(f"Node 5: {graph.get_cross_references(node5)}")
+print(f"Node 6: {graph.get_cross_references(node6)}")
+print(f"Node 7: {graph.get_cross_references(node7)}")
+print(f"Node 8: {graph.get_cross_references(node8)}")
+print(f"Cross references: {graph.get_cross_references()}")
+
 def run_test():
 	import asyncio
 	from itertools import cycle
diff --git a/src/icmtoolchain/language.py b/src/icmtoolchain/language.py
index b3002b0..c017267 100644
--- a/src/icmtoolchain/language.py
+++ b/src/icmtoolchain/language.py
@@ -387,3 +387,31 @@ class MakeDataConfig(FileConfig, metaclass=ABCMeta):
 				continue
 			from . import GLOBALS
 			return config_type(config_file, defaults=GLOBALS.TOOLCHAIN_CONFIG)
+
+class AbobaConfig(MakeDataConfig):
+	def __init__(self, key: str) -> None:
+		from . import GLOBALS
+		if not isfile(GLOBALS.TOOLCHAIN_CONFIG.path):
+			from os import makedirs
+			from os.path import dirname
+			makedirs(dirname(GLOBALS.TOOLCHAIN_CONFIG.path))
+			with open(GLOBALS.TOOLCHAIN_CONFIG.path, "x") as file:
+				file.write("{}")
+		super().__init__(GLOBALS.TOOLCHAIN_CONFIG.path, GLOBALS.TOOLCHAIN_CONFIG)
+		self.key = key
+
+	def __hash__(self):
+		return hash(frozenset(self)) ^ hash(self.key)
+
+	@property
+	def is_pack(self) -> bool:
+		return False
+
+	def iterate_dependencies(self) -> Iterable[Union['MakeDataConfig', 'Artifact']]:
+		return []
+
+	def obtain_project_data(self) -> Optional[Union[MakeModData, MakePackData]]:
+		pass
+
+	def iterate_assets(self) -> Iterable[MakeAssetData]:
+		return []