def _extract_metatable_information(metatable_filtered):
    """Extract filtered ENCODE metatable for columns.
    Parameters
    ----------
    metatable_filtered : <pandas.DataFrame>
        Filtered ENCODE metatable.
    Returns
    -------
    res_dict : <dict>
        A dictionary containing the following key::value pairs:
            tf_list : <list>
                List of transcription factors in the ENCODE metatable.
            cell_type_list : <list>
                List of cell types in the ENCODE metatable.
            file_accession_list : <list>
                List of file acessions in the ENCODE metatable.
            expt_accession_list : <list>
                List of experiment accessions in the ENCODE metatable.
            url_list : <list>
                List of URLs in the ENCODE metatable.
            audit_warning_list : <list>
                List of audit warnings in the ENCODE metatable.
    Example
    -------
    >>> metatable_filtered = filter_encode_metatable(
        file_path, save_filtered_table=True)
    >>> tf, cell_type, file_accession, url, audit = extract_table_information(
        metatable_filtered)
    """

    metatable_filtered = metatable_filtered[
        [
            "File accession",
            "Experiment accession",
            "Biosample term name",
            "Experiment target",
            "Lab",
            "File download URL",
            "Audit WARNING",
        ]
    ].copy()
    metatable_filtered["Experiment target"] = metatable_filtered[
        "Experiment target"
    ].str.split("-", expand=True)[0]

    tf_list = metatable_filtered["Experiment target"].tolist()
    cell_type_list = metatable_filtered["Biosample term name"].tolist()
    file_accession_list = metatable_filtered["File accession"].tolist()
    expt_accession_list = metatable_filtered["Experiment accession"].tolist()
    url_list = metatable_filtered["File download URL"].tolist()
    audit_warning_list = metatable_filtered["Audit WARNING"].tolist()

    res_dict = {
        "tf_list": tf_list,
        "cell_type_list": cell_type_list,
        "file_accession_list": file_accession_list,
        "expt_accession_list": expt_accession_list,
        "url_list": url_list,
        "audit_warning_list": audit_warning_list,
    }

    return res_dict