diff --git a/crates/border-wars/src/generation.rs b/crates/border-wars/src/generation.rs
index 20d67c4..7dedae0 100644
--- a/crates/border-wars/src/generation.rs
+++ b/crates/border-wars/src/generation.rs
@@ -67,18 +67,37 @@ impl AdjacentsPositions {
     }
 }
 
+/// TODO
+#[derive(Component)]
+struct AdjacentsLink {
+    /// TODO
+    top_left: Option<Entity>,
+    /// TODO
+    top_right: Option<Entity>,
+    /// TODO
+    bottom_left: Option<Entity>,
+    /// TODO
+    bottom_right: Option<Entity>,
+    /// TODO
+    left: Option<Entity>,
+    /// TODO
+    right: Option<Entity>,
+}
+
 /// TODO
 fn create_adjacent_tiles(
     commands: &mut Commands,
     tile_pos: TilePosition,
     tiles: &mut HashMap<TilePosition, Entity>,
     new_tiles: &mut LinkedList<TilePosition>,
-) {
-    let _entity = *tiles
+) -> Entity {
+    let entity = *tiles
         .entry(tile_pos)
         .or_insert_with(|| commands.spawn((Tile, tile_pos)).id());
 
     new_tiles.push_back(tile_pos);
+
+    entity
 }
 
 fn test(mut commands: Commands, raduis: u32) {
diff --git a/crates/border-wars/src/lib.rs b/crates/border-wars/src/lib.rs
index c85940e..8f91785 100644
--- a/crates/border-wars/src/lib.rs
+++ b/crates/border-wars/src/lib.rs
@@ -2,6 +2,7 @@
 
 use bevy::prelude::*;
 
+pub mod generation;
 pub mod scenes;
 
 /// The current scene of the game.