diff --git a/db b/db
new file mode 100644
index 0000000..9f4a790
--- /dev/null
+++ b/db
@@ -0,0 +1,15 @@
+topLevel		secondLevel		tile
+--------		-----------		----
+id <int> <pk> <-|	id <int> <pk> <-|	id <int> <pk>
+name <str>	|------	parent_id <int>	|------	parent_id <int>
+status_id <int>		name <str>		name <int>
+	|		status_id <int>		status_id <int>	
+	|			|			|
+	|			v			|
+	|---------------------->|<----------------------|
+				|
+				|
+status				|
+------				|
+id <int> <pk> <-----------------|
+name <str>