I can describe the concept of backward chaining and understand it is goal driven reasoning.

Sure! Backward chaining is a reasoning method that starts with a goal and works backward to find the necessary steps or conditions to achieve that goal. It is a goal-driven approach where the system or agent starts with the desired outcome and then tries to find the actions or conditions that lead to that outcome.

Here are the steps involved in backward chaining:

1. Start with the goal: Identify the desired outcome or goal that needs to be achieved.

2. Identify the rules: Determine the rules or conditions that are relevant to the goal. These rules define the relationships between different elements or conditions.

3. Check the conditions: Evaluate the current state or conditions to see if they satisfy the rules. If the conditions are not met, move to the next step.

4. Find sub-goals: If the conditions are not met, break down the goal into sub-goals. These sub-goals represent smaller steps or conditions that need to be satisfied in order to achieve the main goal.

5. Repeat the process: Apply backward chaining recursively to each sub-goal. This means going back to step 2 and repeating the process until all sub-goals are satisfied.

6. Reach the solution: Once all the sub-goals are satisfied, the system or agent has found a solution that leads to the desired goal.

Overall, backward chaining is a useful reasoning method in various domains, such as expert systems, artificial intelligence, and problem-solving. It allows for a systematic approach to problem-solving by starting with the desired outcome and working backward to determine the necessary steps or conditions to achieve that outcome.