from typing import Tuple


def parse_name_surname(name_surname: str) -> Tuple[str, str]:
    """Parse and return name surname from the MRZ"""
    name_surname = name_surname.replace("<", " ")
    fields = name_surname.split("  ")
    fields = [x for x in fields if x.strip()]
    if len(fields) == 2:
        return fields[0], fields[1]
    if len(fields) == 1:
        return fields[0], ""

    return "", ""