"""Create reasoning_engine
Generated by Phi-Octopus Eden
2025-11-08 20:37:47.077629
"""

```python
from typing import List, Dict


class ReasoningEngine:
    """
    A basic reasoning engine designed to solve limited reasoning problems.
    This class can be extended for more sophisticated reasoning capabilities.

    Example Usage:
    >>> engine = ReasoningEngine()
    >>> rules = [{"if": ["A", "B"], "then": "C"}, {"if": ["D", "E"], "then": "F"}]
    >>> conclusion = engine.reason(["A", "B"])
    >>> print(conclusion)
    C
    """

    def __init__(self):
        self.rules: List[Dict[str, List[str]]] = []

    def add_rule(self, rule: Dict[str, List[str]]) -> None:
        """
        Add a reasoning rule to the engine.

        :param rule: A dictionary with 'if' conditions and 'then' conclusion.
                     e.g., {"if": ["A", "B"], "then": "C"}
        """
        self.rules.append(rule)

    def reason(self, premises: List[str]) -> str:
        """
        Apply the reasoning rules to the given premises.

        :param premises: A list of premise conditions that may be true.
        :return: The conclusion if a rule applies based on the premises; otherwise, an empty string.
        """
        for rule in self.rules:
            if all(condition in premises for condition in rule["if"]):
                return rule["then"]
        return ""


# Example usage
engine = ReasoningEngine()
engine.add_rule({"if": ["A", "B"], "then": "C"})
engine.add_rule({"if": ["D", "E"], "then": "F"})

conclusion = engine.reason(["A", "B"])
print(conclusion)  # Output: C

conclusion = engine.reason(["D", "E"])
print(conclusion)  # Output: F
```