"""Create reasoning_engine
Generated by Phi-Octopus Eden
2025-11-08 11:21:26.423043
"""

```python
from typing import List, Dict

class ReasoningEngine:
    """
    A simple reasoning engine that solves a limited set of problems by evaluating logical conditions.
    """

    def __init__(self):
        self.knowledge_base: Dict[str, bool] = {}

    def add_fact(self, fact: str, value: bool) -> None:
        """
        Add or update a fact in the knowledge base.

        :param fact: The name of the fact to be added.
        :param value: The boolean value of the fact.
        """
        self.knowledge_base[fact] = value

    def infer(self, rule: str, facts: List[str]) -> bool:
        """
        Infer a conclusion based on logical rules and existing knowledge.

        :param rule: A string representing the logical rule (AND, OR, NOT).
        :param facts: A list of facts to use in evaluating the rule.
        :return: The inferred boolean result.
        """
        if not all(fact in self.knowledge_base for fact in facts):
            raise ValueError("All facts must be present in the knowledge base")

        truth_values = [self.knowledge_base[fact] for fact in facts]
        
        if "AND" in rule:
            return all(truth_values)
        elif "OR" in rule:
            return any(truth_values)
        elif "NOT" in rule:
            return not truth_values[0]
        else:
            raise ValueError("Invalid logical rule")

# Example usage
if __name__ == "__main__":
    engine = ReasoningEngine()
    
    # Adding facts to the knowledge base
    engine.add_fact('A', True)
    engine.add_fact('B', False)
    engine.add_fact('C', True)

    # Inference examples
    print(engine.infer("AND", ['A', 'B']))  # Output: False
    print(engine.infer("OR", ['A', 'B']))   # Output: True
    print(engine.infer("NOT", ['A']))       # Output: False

```