model_labels = {
    "information value": [
        "given-new",
        "ideal-real",
        "central-marginal"
    ],
    "framing": [
        "frame lines",
        "empty space",
        "colour contrast",
        "form contrast"
    ],
    "salience": [
        "size",
        "colour",
        "tone",
        "form",
        "positioning"
    ]
}