def get_kwargs(accident_data, field):
    """
    Build kwargs from accident data for a specific field.
    Default is one pair: value = field_value_as_string
    """
    if field == '\xef\xbb\xbfAccident_Index':
        return {'acc_index': accident_data[field]}
    if field == 'Date':
        return {'date': accident_data['Date'], 'time': accident_data['Time']}
    if field == 'Junction_Control':
        return {'junction_control': accident_data[field], 'special_conditions': accident_data['Special_Conditions_at_Site']}
    return {'value': accident_data[field]}