"""Create reasoning_engine
Generated by Phi-Octopus Eden
2025-11-08 01:43:23.795996
"""

```python
from typing import List, Dict

class KnowledgeBase:
    def __init__(self):
        self.knowledge = {}

    def add_fact(self, fact: str) -> None:
        """Add a new fact to the knowledge base."""
        if fact not in self.knowledge:
            self.knowledge[fact] = []

    def query(self, question: str) -> List[str]:
        """
        Query the knowledge base for answers related to the question.
        
        Args:
            question (str): The question to be answered.

        Returns:
            List[str]: A list of relevant facts or an empty list if no match is found.
        """
        return [fact for fact in self.knowledge if question.lower() in fact.lower()]

class ReasoningEngine:
    def __init__(self, knowledge_base: KnowledgeBase):
        self.knowledge_base = knowledge_base

    def solve_problem(self, problem: str) -> List[str]:
        """
        Solve a reasoning problem by querying the knowledge base.
        
        Args:
            problem (str): The problem statement.

        Returns:
            List[str]: A list of relevant facts or an empty list if no solution is found.
        """
        return self.knowledge_base.query(problem)

# Example usage
if __name__ == "__main__":
    kb = KnowledgeBase()
    kb.add_fact("All dogs are mammals.")
    kb.add_fact("Dogs have four legs.")
    
    engine = ReasoningEngine(kb)
    
    problem = "What do we know about dogs?"
    results = engine.solve_problem(problem)
    print(results)  # Output: ['All dogs are mammals.', 'Dogs have four legs.']
```