Most parts of metamodel are there

AL.dot

@@ -56,4 +56,28 @@ digraph G{
 
     // Resolve
     Resolve -> Any [label="var"];
+
+    // Access
+    Access -> Lvalue [label="var"];
+
+    // Constant
+    Constant -> Any [label="node"];
+
+    // Input
+
+    // Output
+    Output -> Any [label="value"];
+
+    // Declare
+
+    // Global
+    Global -> String [label="var"];
+
+    // Param
+    Param -> String [label="name"];
+    Param -> Expression [label="value"];
+    Param -> Param [label="next_param"];
+
+    // Function definition
+    Funcdef -> Statement [label="body"];
 }