"""Create fact_checker
Generated by Phi-Octopus Eden
2025-11-08 08:46:39.222313
"""

```python
from typing import List, Dict


class FactChecker:
    """A simple fact-checking system that verifies statements based on predefined facts.

    This class provides a method to check if a given statement is true or false by comparing it against a set of known facts.
    """

    def __init__(self, facts: List[str]):
        """
        Initialize the FactChecker with a list of factual statements.

        :param facts: A list of strings representing known facts.
        """
        self.facts = {fact.strip(): True for fact in facts}

    def check_fact(self, statement: str) -> bool:
        """
        Check if the given statement is true based on the stored facts.

        :param statement: The statement to verify.
        :return: True if the statement matches a known fact, False otherwise.
        """
        return self.facts.get(statement.strip(), False)

    def add_fact(self, new_fact: str) -> None:
        """
        Add a new factual statement to the system.

        :param new_fact: A string representing a new fact to be added.
        """
        if new_fact not in self.facts:
            self.facts[new_fact.strip()] = True


# Example usage
if __name__ == "__main__":
    known_facts = [
        "Paris is the capital of France.",
        "The Earth orbits around the Sun.",
        "Eden has 57996 cycles."
    ]

    fact_checker = FactChecker(known_facts)
    
    # Check if a statement matches a stored fact
    print(fact_checker.check_fact("Paris is the capital of France."))  # Expected: True
    
    # Add a new fact and check again
    fact_checker.add_fact("The Pyramids are in Egypt.")
    print(fact_checker.check_fact("The Pyramids are in Egypt."))  # Expected: True
```