AskablePath

One askable path: its segments, what the schema declares there, and the operators feasible at
it (spec §2.5).

{
    "facts": {
        "items": {},
        "types": [
            "null"
        ],
        "values": [
            null
        ]
    },
    "operators": [
        "has_key"
    ],
    "path": [
        "string"
    ]
}