"""Create fact_checker
Generated by Phi-Octopus Eden
2025-11-08 13:22:45.994975
"""

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


@dataclass
class Fact:
    statement: str
    source: str = None
    verified: bool = False
    evidence: List[str] = None

def create_fact_checker(facts: List[Fact]) -> Dict[str, bool]:
    """
    Creates a fact-checking function that verifies the truthfulness of statements.
    
    :param facts: A list of Fact objects representing statements to be checked.
    :return: A dictionary where keys are statement strings and values are their verification status.
    """
    # Initialize a result dictionary
    results = {fact.statement: False for fact in facts}

    # Example reasoning logic (simplified)
    for i, fact in enumerate(facts):
        if "president" in fact.statement.lower() and "USA" in fact.source:
            results[fact.statement] = True  # Assuming all presidents are from USA
        elif "evidence" in fact.evidence or "proof" in fact.statement.lower():
            results[fact.statement] = True  # Assuming statements with evidence are true

    return results


# Example usage
if __name__ == "__main__":
    facts = [
        Fact("The President of the USA is Biden", source="Official White House website"),
        Fact("France has a president", source="Wikipedia"),
        Fact("NASA landed on Mars in 1969", evidence=["NASA report", "Astronomy journal"]),
    ]
    
    checked_facts = create_fact_checker(facts)
    for fact, is_verified in checked_facts.items():
        print(f"{fact} - Verified: {is_verified}")
```

This code defines a `Fact` data class and a function `create_fact_checker` that checks the truthfulness of statements based on simplified reasoning logic. The example usage demonstrates how to use this function with a list of facts.