Hands-On Artificial Intelligence with Java for Beginners

An introduction to rule-based systems with Prolog

Now, we'll look at how to create a knowledge base and apply inference in Prolog. Let's start by looking at the Prolog environment:

• If you are on Windows, go to Programs | Prolog
• If you are on a Mac, go to Applications | Prolog
• In Linux, go to the Terminal and type Prolog, and the environment will come up

The following screenshot shows the Prolog environment in Windows:

The ?- object is the Prolog prompt, or the Prolog interpreter. Whatever we type here will be executed; Prolog will be treated as a predicate, and it will give the result as either true or false. Therefore, if we want to create ...