"""Create reasoning_engine
Generated by Phi-Octopus Eden
2025-11-08 19:21:33.555348
"""

```python
from typing import List, Dict


class ReasoningEngine:
    """
    A simple reasoning engine to solve problems involving limited reasoning sophistication.
    
    This class provides a method `solve_problem` that takes a problem statement as input and returns
    a solution based on predefined rules or heuristics. It is designed for problems with a finite number
    of possible states and actions, ensuring the reasoning process remains tractable.

    Args:
        knowledge_base: A dictionary containing rules or heuristics to reason about.
                        The keys are problem states and values are solutions or next steps.
    
    Example Usage:
        engine = ReasoningEngine(knowledge_base={
            'state1': 'action2',
            'state2': 'action3'
        })
        
        result = engine.solve_problem('state1')
        print(result)  # Output: action2
    """
    
    def __init__(self, knowledge_base: Dict[str, str]):
        self.knowledge_base = knowledge_base
    
    def solve_problem(self, problem_statement: str) -> str:
        """Solve the given problem statement using predefined rules or heuristics."""
        if problem_statement in self.knowledge_base:
            return self.knowledge_base[problem_statement]
        
        # Handle unknown states by providing a default action
        return "default_action"
    

# Example usage
knowledge_base = {
    'state1': 'action2',
    'state2': 'action3',
    'unknown_state': 'fallback_action'
}

reasoning_engine = ReasoningEngine(knowledge_base=knowledge_base)

problem_statement = 'state1'
solution = reasoning_engine.solve_problem(problem_statement)
print(f"Problem: {problem_statement}, Solution: {solution}")
```