from typing import List
from typing import Dict


def get_categories(category_list: List[Dict]) -> str:
    """Parse ChemRxiv dump entry to extract the categories of the paper

    Args:
        category_list (list): List of dicts, one per category.

    Returns:
        str: ;-concatenated category list.
    """

    return "; ".join([a["name"] for a in category_list])