diff --git a/src/py_to_uxf_core/model/class_implementation.py b/src/py_to_uxf_core/model/class_implementation.py
index 428541d..0dbfb37 100644
--- a/src/py_to_uxf_core/model/class_implementation.py
+++ b/src/py_to_uxf_core/model/class_implementation.py
@@ -16,7 +16,7 @@ class ClassImplementation:
         return self._subclass
 
     def __str__(self):
-        return f'{self._subclass.name} -> {self._base.name}'
+        return f'<{self._subclass.name} -> {self._base.name}>'
 
     def __repr__(self):
-        return f'{self._subclass.name} -> {self._base.name}'
+        return f'<{self._subclass.name} -> {self._base.name}>'
diff --git a/src/py_to_uxf_core/model/dimension.py b/src/py_to_uxf_core/model/dimension.py
index 781a4ca..3e4a16b 100644
--- a/src/py_to_uxf_core/model/dimension.py
+++ b/src/py_to_uxf_core/model/dimension.py
@@ -21,7 +21,7 @@ class Dimension:
         self._height = value
 
     def __str__(self):
-        return f'(w:{self._width}, h:{self._height})'
+        return f'<{type(self).__name__} w:{self._width}, h:{self._height}>'
 
     def __repr__(self):
-        return f'(w:{self._width}, h:{self._height})'
+        return f'<{type(self).__name__} w:{self._width}, h:{self._height}>'
diff --git a/src/py_to_uxf_core/model/position.py b/src/py_to_uxf_core/model/position.py
index 7e8fbf2..c78eae7 100644
--- a/src/py_to_uxf_core/model/position.py
+++ b/src/py_to_uxf_core/model/position.py
@@ -21,7 +21,7 @@ class Position:
         self._y = value
 
     def __str__(self):
-        return f'(x:{self._x}, y:{self._y})'
+        return f'<{type(self).__name__} x:{self._x}, y:{self._y}>'
 
     def __repr__(self):
-        return f'(x:{self._x}, y:{self._y})'
+        return f'<{type(self).__name__} x:{self._x}, y:{self._y}>'
diff --git a/src/py_to_uxf_core/model/python_class.py b/src/py_to_uxf_core/model/python_class.py
index f15e1cc..ce67fe4 100644
--- a/src/py_to_uxf_core/model/python_class.py
+++ b/src/py_to_uxf_core/model/python_class.py
@@ -30,7 +30,7 @@ class PythonClass:
         self._attributes.append(attribute)
 
     def __str__(self):
-        return f'{self._name}'
+        return f'<{type(self).__name__} {self._name} a:{len(self._attributes)} f:{len(self._functions)}>'
 
     def __repr__(self):
-        return f'{self._name}'
+        return f'<{type(self).__name__} {self._name} a:{len(self._attributes)} f:{len(self._functions)}>'
diff --git a/src/py_to_uxf_core/model/python_class_attribute.py b/src/py_to_uxf_core/model/python_class_attribute.py
index a7686bd..132e021 100644
--- a/src/py_to_uxf_core/model/python_class_attribute.py
+++ b/src/py_to_uxf_core/model/python_class_attribute.py
@@ -21,7 +21,7 @@ class PythonClassAttribute:
         return self._type
 
     def __str__(self):
-        return f'{self._name}: {self._type}'
+        return f'<{type(self).__name__} {self._name}: {self._type}>'
 
     def __repr__(self):
-        return f'{self._name}: {self._type}'
+        return f'<{type(self).__name__} {self._name}: {self._type}>'
diff --git a/src/py_to_uxf_core/model/python_function_argument.py b/src/py_to_uxf_core/model/python_function_argument.py
index 0230ef0..301a114 100644
--- a/src/py_to_uxf_core/model/python_function_argument.py
+++ b/src/py_to_uxf_core/model/python_function_argument.py
@@ -13,7 +13,7 @@ class PythonFunctionArgument:
         return self._type
 
     def __str__(self):
-        return f'{self._name}: {self._type}'
+        return f'<{type(self).__name__} {self._name}: {self._type}>'
 
     def __repr__(self):
-        return f'{self._name}: {self._type}'
+        return f'<{type(self).__name__} {self._name}: {self._type}>'
diff --git a/src/py_to_uxf_core/model/uml_class.py b/src/py_to_uxf_core/model/uml_class.py
index 09f39a7..a9ea9be 100644
--- a/src/py_to_uxf_core/model/uml_class.py
+++ b/src/py_to_uxf_core/model/uml_class.py
@@ -44,10 +44,10 @@ class UMLClass:
         self._dimension = value
 
     def __str__(self):
-        return f'{self._cls}: {self._position} {self._dimension}'
+        return f'<{type(self).__name__} {self._cls}: {self._position} {self._dimension}>'
 
     def __repr__(self):
-        return f'{self._cls}: {self._position} {self._dimension}'
+        return f'<{type(self).__name__} {self._cls}: {self._position} {self._dimension}>'
 
     def implementation_as_xml(self, base_class: 'UMLClass') -> str:
         base_point = Position(
diff --git a/src/py_to_uxf_core/service/umlet_creator_service.py b/src/py_to_uxf_core/service/umlet_creator_service.py
index 5d17294..a0c24a1 100644
--- a/src/py_to_uxf_core/service/umlet_creator_service.py
+++ b/src/py_to_uxf_core/service/umlet_creator_service.py
@@ -78,7 +78,7 @@ class UmletCreatorService(UmletCreatorABC):
                 cls.position.x = new_x
                 last_base.x = cls.position.x + cls.dimension.width
             else:
-                last_base.x = 0
+                last_base.x = self._padding
                 last_base.y = highest_y + self._padding * 2
 
             if cls.position.y + cls.dimension.height > highest_y:
@@ -88,15 +88,11 @@ class UmletCreatorService(UmletCreatorABC):
         uml_classes = List(UMLClass)
         xml_classes = ''
         xml_relations = ''
-        default_width = 80
-        default_height = 80
-        next_x = self._padding
 
         for cls in classes:
-            uml_cls = UMLClass(cls, Position(next_x, self._padding), Dimension(default_width, default_height))
+            uml_cls = UMLClass(cls, Position(0, self._padding), Dimension(80, 80))
             # trigger xml generation to render coordinates
             uml_cls.create_xml_body()
-            next_x += round(uml_cls.dimension.width, -1) + self._padding
             uml_classes.append(uml_cls)
 
         self._sort_by_implementation(uml_classes, implementations)