Evaluate a model for a single recording where possibly multiple symbols
    are.

    Parameters
    ----------
    model_file : string
        Model file (.tar)
    recording :
        The handwritten recording.

def evaluate_model_single_recording_multisymbol(model_file, recording):
    """
    Evaluate a model for a single recording where possibly multiple symbols
    are.

    Parameters
    ----------
    model_file : string
        Model file (.tar)
    recording :
        The handwritten recording.
    """
    (preprocessing_queue, feature_list, model,
     output_semantics) = load_model(model_file)
    logging.info("multiple symbol mode")
    logging.info(recording)
    results = evaluate_model_single_recording_preloaded(preprocessing_queue,
                                                        feature_list,
                                                        model,
                                                        output_semantics,
                                                        recording)
    return results