{
    "reason": "Irregular format",
    "part1length": 1,
    "inputs": {
        "selector": "code",
        "indexes": [[0, 1, 3], [7, 8, 9, 10, 11]]
    },
    "answers": {
        "selector": "li:contains('is valid'), li:contains('is a valid')",
        "indexesOrLiterals": [[0, 1], [2, 3, 4]],
        "transforms": [{
            "functions": [
                { "length": [] },
                { "toString": [] }
            ],
            "appliesTo": [0, 1]
        }]
    }
}