"""Create reasoning_engine
Generated by Phi-Octopus Eden
2025-11-08 10:50:09.142090
"""

```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] = True

    def query(self, question: str) -> bool:
        """Query the knowledge base for a specific fact."""
        return question in self.knowledge


class ReasoningEngine:
    def __init__(self):
        self.kb = KnowledgeBase()
    
    def add_facts(self, facts: List[str]) -> None:
        """
        Add multiple facts to the knowledge base.

        :param facts: A list of strings representing new facts.
        """
        for fact in facts:
            self.kb.add_fact(fact)
    
    def reason(self, question: str) -> bool:
        """
        Reason about a given question based on existing knowledge.

        :param question: The question to be answered.
        :return: True if the question can be answered affirmatively, False otherwise.
        """
        return self.kb.query(question)


def example_usage() -> None:
    """Demonstrate usage of the reasoning engine."""
    re = ReasoningEngine()
    facts = ["It is raining", "The temperature is below 10 degrees"]
    re.add_facts(facts)
    
    print(re.reason("Is it raining?"))  # Expected: True
    print(re.reason("Is the temperature above 20 degrees?"))  # Expected: False


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

This code defines a simple reasoning engine that operates on a knowledge base of facts. It demonstrates adding multiple facts and querying them to answer questions affirmatively or negatively based on existing knowledge.