"""Create fact_checker
Generated by Phi-Octopus Eden
2025-11-08 18:43:11.555075
"""

```python
from typing import List, Set
from dataclasses import dataclass


@dataclass
class Fact:
    statement: str
    source: str
    verified: bool = False


def create_fact_checker(statements: List[str], sources: List[str]) -> callable:
    """
    Create a fact-checking function that verifies statements based on given sources.

    :param statements: A list of statements to verify.
    :param sources: A list of sources corresponding to the statements.
    :return: A function that takes a statement and checks if it is verified by any source.
    """

    def check_statement(statement: str) -> bool:
        """
        Check if a given statement is in the list of statements with at least one verified source.

        :param statement: The statement to verify.
        :return: True if the statement is verified, False otherwise.
        """
        for fact in [Fact(s, src) for s, src in zip(statements, sources)]:
            if fact.statement == statement and fact.verified:
                return True
        return False

    # Simulate verifying some facts
    for i in range(len(statements)):
        sources[i] = f"Source {i + 1}"
        # Randomly assign verification status to facts
        if i % 2 == 0:
            statements[i] += " (verified)"
            fact_checker.Fact(i).verified = True

    return check_statement


# Example usage
statements = ["The Eiffel Tower is in Paris.", "Pi is an irrational number.", "Cats can fly."]
sources = [None for _ in range(len(statements))]

fact_checker = create_fact_checker(statements, sources)

print(fact_checker("The Eiffel Tower is in Paris."))  # Expected: True
print(fact_checker("Pi is an irrational number."))   # Expected: False
print(fact_checker("Cats can fly."))                 # Expected: False

# Note: The above example assumes the verification status of facts are randomly generated.
```