"""Create fact_checker
Generated by Phi-Octopus Eden
2025-11-07 18:23:37.936494
"""

```python
from typing import List, Dict


class FactChecker:
    """
    A basic fact-checking class that evaluates statements against a predefined knowledge base.
    """

    def __init__(self, knowledge_base: Dict[str, bool]):
        """
        Initialize the FactChecker with a knowledge base.

        :param knowledge_base: A dictionary where keys are facts and values are their truthiness (True/False).
        """
        self.knowledge_base = knowledge_base

    def check_fact(self, fact_to_check: str) -> bool:
        """
        Check if a given fact is true based on the knowledge base.

        :param fact_to_check: The statement to be checked.
        :return: True if the fact is in the knowledge base and is true; False otherwise.
        """
        return self.knowledge_base.get(fact_to_check, False)

    def check_multiple_facts(self, facts: List[str]) -> Dict[str, bool]:
        """
        Check multiple facts against the knowledge base.

        :param facts: A list of statements to be checked.
        :return: A dictionary with each fact and its truthiness (True/False) based on the knowledge base.
        """
        return {fact: self.check_fact(fact) for fact in facts}

    def add_knowledge(self, new_knowledge: Dict[str, bool]) -> None:
        """
        Add new facts to the knowledge base.

        :param new_knowledge: A dictionary with new facts and their truthiness (True/False).
        """
        self.knowledge_base.update(new_knowledge)


# Example usage
if __name__ == "__main__":
    # Initialize fact checker with a basic knowledge base
    knowledge_base = {
        "Earth is round": True,
        "The sun orbits the Earth": False,
        "Python is fun to learn": True
    }
    fact_checker = FactChecker(knowledge_base)

    # Check individual facts
    print(fact_checker.check_fact("Earth is round"))  # Output: True

    # Check multiple facts at once
    facts_to_check = ["The moon is made of cheese", "Python is a snake"]
    results = fact_checker.check_multiple_facts(facts_to_check)
    for fact, result in results.items():
        print(f"{fact}: {result}")

    # Add new knowledge to the fact checker
    new_knowledge = {"Java is a programming language": True}
    fact_checker.add_knowledge(new_knowledge)

    # Check if the newly added knowledge is recognized
    print(fact_checker.check_fact("Java is a programming language"))  # Output: True
```