minor fix

README.md

@@ -20,6 +20,7 @@ pretty_name: Industry
 ## Overview
 The industry domain encompasses ontologies that systematically represent and model the complex structures, processes, and interactions within industrial settings, including manufacturing systems, smart buildings, and equipment. This domain is pivotal in advancing knowledge representation by enabling the integration, interoperability, and automation of industrial processes, thereby facilitating improved efficiency, innovation, and decision-making. Through precise semantic frameworks, it supports the digital transformation and intelligent management of industrial operations.
 
+## Ontologies
 | Ontology ID | Full Name | Classes | Properties | Individuals |
 |-------------|-----------|---------|------------|-------------|
 | AUTO | Automotive Ontology (AUTO) | 1372 | 336 | 58|
@@ -102,7 +103,8 @@ print("Elapsed time:", outputs['elapsed_time'])
 print(outputs)
 ```
 
-For more detailed examples, see the [OntoLearner documentation](https://ontolearner.readthedocs.io/).
+For more detailed documentation, see the [![Documentation](https://img.shields.io/badge/Documentation-ontolearner.readthedocs.io-blue)](https://ontolearner.readthedocs.io)
+
 
 ## Citation