-Entities: the base class
-========================
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+Entities and Attributes
+=======================
+
+.. module:: philo.models.base
+
+One of the core concepts in Philo is the relationship between the :class:`Entity` and :class:`Attribute` classes. :class:`Attribute`\ s represent an arbitrary key/value pair by having one :class:`GenericForeignKey` to an :class:`Entity` and another to an :class:`AttributeValue`.
+
+
+Attributes
+----------
+
+.. autoclass:: Attribute
+ :members:
+
+.. autoclass:: AttributeValue
+ :members:
+
+.. automodule:: philo.models.base
+ :noindex:
+ :members: attribute_value_limiter
+
+.. autoclass:: JSONValue
+ :show-inheritance:
+
+.. autoclass:: ForeignKeyValue
+ :show-inheritance:
+
+.. autoclass:: ManyToManyValue
+ :show-inheritance:
+
+.. automodule:: philo.models.base
+ :noindex:
+ :members: value_content_type_limiter
+
+.. autofunction:: register_value_model(model)
+.. autofunction:: unregister_value_model(model)
+
+Entities
+--------
+
+.. autoclass:: Entity
+ :members:
+
+.. autoclass:: TreeEntityManager
+ :members:
+
+.. autoclass:: TreeEntity
+ :show-inheritance:
+ :members:
+
+ .. attribute:: objects
+
+ An instance of :class:`TreeEntityManager`.
+
+ .. automethod:: get_path
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