def get_color_for_annotation_file(filename):
    """Gets color dict for annotation file. This function is specialized for some specfic files used in the FMP
    notebooks, i.e.:

    * FMP_C4_Audio_Brahms_HungarianDances-05_Ormandy
    * FMP_C6_Audio_Brahms_HungarianDances-05_Ormandy
    * FMP_C4_F13_ZagerEvans_InTheYear2525
    * FMP_C6_Audio_ZagerEvans_InTheYear2525

    Args:
        filename (str): Annotation file

    Returns:
        color_ann (dict): Dictionary encoding color scheme
    """
    color_ann = None
    if filename == 'FMP_C4_Audio_Brahms_HungarianDances-05_Ormandy.csv':
        color_ann = {'A1': [1, 0, 0, 0.2], 'A2': [1, 0, 0, 0.2], 'A3': [1, 0, 0, 0.2],
                     'B1': [0, 1, 0, 0.2], 'B2': [0, 1, 0, 0.2], 'B3': [0, 1, 0, 0.2],
                     'B4': [0, 1, 0, 0.2], 'C': [0, 0, 1, 0.2], '': [1, 1, 1, 0]}
    if filename == 'FMP_C6_Audio_Brahms_HungarianDances-05_Ormandy.csv':
        color_ann = {'A1': [1, 0, 0, 0.2], 'A2': [1, 0, 0, 0.2], 'A3': [1, 0, 0, 0.2],
                     'B1': [0, 1, 0, 0.2], 'B2': [0, 1, 0, 0.2], 'B3': [0, 1, 0, 0.2],
                     'B4': [0, 1, 0, 0.2], 'C': [0, 0, 1, 0.2], '': [1, 1, 1, 0]}
    if filename == 'FMP_C4_F13_ZagerEvans_InTheYear2525.csv':
        color_ann = {'I': [0, 1, 0, 0.2], 'V1': [1, 0, 0, 0.2], 'V2': [1, 0, 0, 0.2],
                     'V3': [1, 0, 0, 0.2], 'V4': [1, 0, 0, 0.2], 'V5': [1, 0, 0, 0.2],
                     'V6': [1, 0, 0, 0.2], 'V7': [1, 0, 0, 0.2], 'V8': [1, 0, 0, 0.2],
                     'B': [0, 0, 1, 0.2], 'O': [1, 1, 0, 0.2], '': [1, 1, 1, 0]}
    if filename == 'FMP_C6_Audio_ZagerEvans_InTheYear2525.csv':
        color_ann = {'I': [0, 1, 0, 0.2], 'V1': [1, 0, 0, 0.2], 'V2': [1, 0, 0, 0.2],
                     'V3': [1, 0, 0, 0.2], 'V4': [1, 0, 0, 0.2], 'V5': [1, 0, 0, 0.2],
                     'V6': [1, 0, 0, 0.2], 'V7': [1, 0, 0, 0.2], 'V8': [1, 0, 0, 0.2],
                     'B': [0, 0, 1, 0.2], 'O': [1, 1, 0, 0.2], '': [1, 1, 1, 0]}
    return color_ann