Description: First-Order Logic (FOL) is a formal system that extends propositional logic by including quantifiers and relations, allowing for the representation of more complex assertions about objects and their properties. In the context of artificial intelligence and logic-based reasoning, FOL becomes a powerful tool for modeling and reasoning about knowledge and relationships among entities. Through FOL, it is possible to formalize the rules and relationships governing interactions in various domains, facilitating decision-making based on acquired knowledge. This approach enables systems not only to learn from past experiences but also to generalize to new situations, which is crucial in dynamic and complex environments. FOL is characterized by its ability to express universal and existential assertions, making it suitable for representing knowledge in the form of rules and facts. Furthermore, its logical structure allows for inference, meaning that agents can deduce new information from what they already know. In summary, First-Order Logic provides a robust framework for various applications, enabling reasoning about knowledge and relationships more effectively and adaptively.