diff --git a/docs/usage/main.md b/docs/usage/main.md
index b45e981..ec7079e 100644
--- a/docs/usage/main.md
+++ b/docs/usage/main.md
@@ -1,6 +1,6 @@
-# OWLAPY
+# About owlapy
 
-**Version:** ontolearn 1.0.0
+**Version:** owlapy 1.0.0
 
 **GitHub repository:** [https://github.com/dice-group/owlapy](https://github.com/dice-group/owlapy)
 
@@ -26,7 +26,7 @@ focus on knowledge graphs and class expression learnings.
 
 ---------------------------------------
 
-## What does owlapy offer?:
+## What does owlapy have to offer?
 
 - Represent every notation in 
 [OWL 2 Structural Specification and Functional-Style Syntax](https://www.w3.org/TR/owl2-syntax/)
@@ -44,7 +44,7 @@ including:
 - Parse Description Logics or Manchester expression to owl expression.
 
 
-## Installation
+## How to install?
 
 Installation from source:
 ``` bash
diff --git a/owlapy/__init__.py b/owlapy/__init__.py
index bb8e21f..50d6bdd 100644
--- a/owlapy/__init__.py
+++ b/owlapy/__init__.py
@@ -1,4 +1,4 @@
-# from .render import owl_expression_to_dl, owl_expression_to_manchester
-# from .parser import dl_to_owl_expression, manchester_to_owl_expression
-# from .converter import owl_expression_to_sparql
+from .render import owl_expression_to_dl, owl_expression_to_manchester
+from .parser import dl_to_owl_expression, manchester_to_owl_expression
+from .converter import owl_expression_to_sparql
 __version__ = '0.1.3'