"""Create fact_checker
Generated by Phi-Octopus Eden
2025-11-08 09:51:57.132209
"""

```python
from typing import List, Tuple

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

    Methods:
        check_statements: Takes a list of statements and returns their evaluation.
        _evaluate_statement: Private method to evaluate the truthfulness of a single statement.
    """

    def __init__(self, facts: List[Tuple[str, bool]]):
        """
        Initialize FactChecker with a list of (statement, is_true) tuples.

        Args:
            facts: A list of (statement, is_true) tuples where is_true is a boolean.
        """
        self.facts = {stmt: truth for stmt, truth in facts}

    def check_statements(self, statements: List[str]) -> List[bool]:
        """
        Check the truthfulness of multiple statements.

        Args:
            statements: A list of statements to be checked against predefined facts.

        Returns:
            A list of booleans indicating the truthfulness of each statement.
        """
        results = []
        for stmt in statements:
            if stmt in self.facts:
                results.append(self._evaluate_statement(stmt))
            else:
                results.append(None)  # Unknown statement
        return results

    def _evaluate_statement(self, statement: str) -> bool:
        """
        Evaluate the truthfulness of a single statement.

        Args:
            statement: The statement to be evaluated.

        Returns:
            A boolean indicating whether the statement is true based on predefined facts.
        """
        if statement in self.facts:
            return self.facts[statement]
        raise ValueError(f"Statement '{statement}' not found in known facts.")

# Example Usage
if __name__ == "__main__":
    # Define some known facts as a list of (statement, truth) tuples
    known_facts = [
        ("2 + 2 equals 4", True),
        ("The Earth orbits the Sun", True),
        ("AI will dominate the world by 2050", False)
    ]

    # Initialize FactChecker with these facts
    fact_checker = FactChecker(known_facts)

    # Statements to check
    statements_to_check = [
        "2 + 2 equals 4",
        "The Earth is flat",
        "AI will transform healthcare"
    ]

    # Check the truthfulness of each statement and print results
    evaluations = fact_checker.check_statements(statements_to_check)
    for stmt, result in zip(statements_to_check, evaluations):
        if result is not None:
            print(f"Statement: {stmt} -> {'True' if result else 'False'}")
        else:
            print(f"Statement: {stmt} -> Unknown")

```