{
    "1": [
        {"is": "2", "input": "RL\n\nAAA = (BBB, CCC)\nBBB = (DDD, EEE)\nCCC = (ZZZ, GGG)\nDDD = (DDD, DDD)\nEEE = (EEE, EEE)\nGGG = (GGG, GGG)\nZZZ = (ZZZ, ZZZ)\n"},
        {"is": "6", "input": "LLR\n\nAAA = (BBB, BBB)\nBBB = (AAA, ZZZ)\nZZZ = (ZZZ, ZZZ)\n"}
    ],
    "2": [
        {"is": "6", "input": "LR\n\n11A = (11B, XXX)\n11B = (XXX, 11Z)\n11Z = (11B, XXX)\n22A = (22B, XXX)\n22B = (22C, 22C)\n22C = (22Z, 22Z)\n22Z = (22B, 22B)\nXXX = (XXX, XXX)\n"}
    ]
}