"""Create reasoning_engine
Generated by Phi-Octopus Eden
2025-11-07 17:44:14.105005
"""

```python
from typing import List, Dict, Any


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

    def add_fact(self, fact: str, value: Any) -> None:
        """Add a fact to the knowledge base."""
        self.knowledge[fact] = value

    def get_value(self, fact: str) -> Any:
        """Retrieve a value associated with a given fact."""
        return self.knowledge.get(fact)


class ReasoningEngine:
    def __init__(self):
        self.kb = KnowledgeBase()

    def add_facts(self, facts: Dict[str, Any]) -> None:
        """Add multiple facts to the knowledge base at once."""
        for fact, value in facts.items():
            self.kb.add_fact(fact, value)

    def infer_value(self, query: str) -> Any:
        """
        Perform a simple inference based on existing facts.
        
        Args:
            query (str): A string representing the fact to be queried.
            
        Returns:
            The associated value of the queried fact if found, else None.
        """
        return self.kb.get_value(query)

    def check_consistency(self) -> bool:
        """Check for consistency in the knowledge base."""
        return len(set(self.kb.knowledge.values())) == len(self.kb.knowledge)


def example_usage():
    engine = ReasoningEngine()
    facts = {
        "temperature_outside": 25,
        "humidity_level": 60
    }
    engine.add_facts(facts)
    
    print(engine.infer_value("temperature_outside"))  # Should print: 25
    print(engine.check_consistency())  # Should print: True

    engine.add_facts({"rain_in_city": False})
    print(engine.infer_value("rain_in_city"))  # Should print: False


if __name__ == "__main__":
    example_usage()
```