[
    [
        "edible",
        {
            "e": "edible",
            "p": "poisonous"
        }
    ],
    [
        "cap-shape",
        {
            "b": "bell",
            "c": "conical",
            "x": "convex",
            "f": "flat",
            "k": "knobbed",
            "s": "sunken"
        }
    ],
    [
        "cap-surface",
        {
            "f": "fibrous",
            "g": "grooves",
            "y": "scaly",
            "s": "smooth"
        }
    ],
    [
        "cap-color",
        {
            "n": "brown",
            "b": "buff",
            "c": "cinnamon",
            "g": "gray",
            "r": "green",
            "p": "pink",
            "u": "purple",
            "e": "red",
            "w": "white",
            "y": "yellow"
        }
    ],
    [
        "bruises?",
        {
            "t": "bruises",
            "f": "no"
        }
    ],
    [
        "odor",
        {
            "a": "almond",
            "l": "anise",
            "c": "creosote",
            "y": "fishy",
            "f": "foul",
            "m": "musty",
            "n": "none",
            "p": "pungent",
            "s": "spicy"
        }
    ],
    [
        "gill-attachment",
        {
            "a": "attached",
            "d": "descending",
            "f": "free",
            "n": "notched"
        }
    ],
    [
        "gill-spacing",
        {
            "c": "close",
            "w": "crowded",
            "d": "distant"
        }
    ],
    [
        "gill-size",
        {
            "b": "broad",
            "n": "narrow"
        }
    ],
    [
        "gill-color",
        {
            "k": "black",
            "n": "brown",
            "b": "buff",
            "h": "chocolate",
            "g": "gray",
            "r": "green",
            "o": "orange",
            "p": "pink",
            "u": "purple",
            "e": "red",
            "w": "white",
            "y": "yellow"
        }
    ],
    [
        "stalk-shape",
        {
            "e": "enlarging",
            "t": "tapering"
        }
    ],
    [
        "stalk-root",
        {
            "b": "bulbous",
            "c": "club",
            "u": "cup",
            "e": "equal",
            "z": "rhizomorphs",
            "r": "rooted",
            "?": "missing"
        }
    ],
    [
        "stalk-surface-above-ring",
        {
            "f": "fibrous",
            "y": "scaly",
            "k": "silky",
            "s": "smooth"
        }
    ],
    [
        "stalk-surface-below-ring",
        {
            "f": "fibrous",
            "y": "scaly",
            "k": "silky",
            "s": "smooth"
        }
    ],
    [
        "stalk-color-above-ring",
        {
            "n": "brown",
            "b": "buff",
            "c": "cinnamon",
            "g": "gray",
            "o": "orange",
            "p": "pink",
            "e": "red",
            "w": "white",
            "y": "yellow"
        }
    ],
    [
        "stalk-color-bellow-ring",
        {
            "n": "brown",
            "b": "buff",
            "c": "cinnamon",
            "g": "gray",
            "o": "orange",
            "p": "pink",
            "e": "red",
            "w": "white",
            "y": "yellow"
        }
    ],
    [
        "veil-type",
        {
            "p": "partial",
            "u": "universal"
        }
    ],
    [
        "veil-color",
        {
            "n": "brown",
            "o": "orange",
            "w": "white",
            "y": "yellow"
        }
    ],
    [
        "ring-number",
        {
            "n": "none",
            "o": "one",
            "t": "two"
        }
    ],
    [
        "ring-type",
        {
            "c": "cobwebby",
            "e": "evanescent",
            "f": "flaring",
            "l": "large",
            "n": "none",
            "p": "pendant",
            "s": "sheating",
            "z": "zone"
        }
    ],
    [
        "spore-print-color",
        {
            "k": "black",
            "n": "brown",
            "b": "buff",
            "h": "chocolate",
            "r": "green",
            "o": "orange",
            "u": "purple",
            "w": "white",
            "y": "yellow"
        }
    ],
    [
        "population",
        {
            "a": "abundant",
            "c": "clustered",
            "n": "numerous",
            "s": "scattered",
            "v": "several",
            "y": "solitary"
        }
    ],
    [
        "habitat",
        {
            "g": "grasses",
            "l": "leaves",
            "m": "meadows",
            "p": "paths",
            "u": "urban",
            "w": "waste",
            "d": "woods"
        }
    ]
]