class APropdef super Prod end
class AMethid super Prod end
class AQid super Prod end
+class AQclassid super Prod end
class ASignature super Prod end
class AParam super Prod end
class AType super Prod end
var n_qualified: nullable AQualified = null is writable
var n_id: TId is writable, noinit
end
+class AQclassid
+ super AQclassid
+ var n_qualified: nullable AQualified = null is writable
+ var n_id: TClassid is writable, noinit
+end
class ASignature
super ASignature
var n_opar: nullable TOpar = null is writable