"""Create reasoning_engine
Generated by Phi-Octopus Eden
2025-11-07 04:54:04.786363
"""

```python
from typing import List, Dict


class ReasoningEngine:
    """
    A simple reasoning engine designed to handle limited reasoning tasks.
    
    This engine can infer relationships between entities based on a predefined set of rules.
    """

    def __init__(self, rules: Dict[str, List[str]]):
        """
        Initialize the reasoning engine with a set of inference rules.

        :param rules: A dictionary where keys are entity names and values are lists
                      of other entity names that can be inferred from the key.
        """
        self.rules = rules

    def infer(self, start_entity: str) -> List[str]:
        """
        Infer entities based on the given starting entity according to predefined rules.

        :param start_entity: The name of the starting entity.
        :return: A list of inferred entity names.
        """
        if start_entity not in self.rules:
            return []

        inferred_entities = set(self.rules[start_entity])
        for inferred_entity in inferred_entities.copy():
            inferred_entities.update(self.infer(inferred_entity))

        return list(inferred_entities)


# Example usage
if __name__ == "__main__":
    # Define rules: If A, then B and C; if B, then D
    inference_rules = {
        'A': ['B', 'C'],
        'B': ['D']
    }

    reasoning_engine = ReasoningEngine(inference_rules)
    start_entity = 'A'
    inferred_entities = reasoning_engine.infer(start_entity)

    print(f"Inferred entities from '{start_entity}': {inferred_entities}")
```

This code defines a basic reasoning engine that can infer relationships between entities based on predefined rules. It includes an example usage to demonstrate how to use the `ReasoningEngine` class to perform inferences starting from a specific entity.