def METHOD_NAME(variable_description: str) -> str:
    new_description = []
    for line in variable_description.split("\n"):
        match = re.search(r"(\* [\d\-BCE,\s]*):.*", line)
        if match:
            if match.group(1) == f"* {YEAR_THRESHOLD}-2100":
                new_description.append(line)
        else:
            new_description.append(line)
    new_description = "\n".join(new_description)
    return new_description