{
  "scheme + SP": {
    "rule": "scheme",
    "input": " abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789+-.",
    "answer": false
  },
  "scheme + :": {
    "rule": "scheme",
    "input": ":",
    "answer": false
  },
  "scheme + #": {
    "rule": "scheme",
    "input": "#",
    "answer": false
  },
  "scheme + ?": {
    "rule": "scheme",
    "input": "?",
    "answer": false
  },
  "scheme + @": {
    "rule": "scheme",
    "input": "@",
    "answer": false
  },
  "scheme + !": {
    "rule": "scheme",
    "input": "!",
    "answer": false
  },
  "scheme + ~": {
    "rule": "scheme",
    "input": "~",
    "answer": false
  },
  "userinfo + /": {
    "rule": "userinfo",
    "input": "/",
    "answer": false
  },
  "userinfo + #": {
    "rule": "userinfo",
    "input": "#",
    "answer": false
  },
  "userinfo + ?": {
    "rule": "userinfo",
    "input": "?",
    "answer": false
  },
  "userinfo + @": {
    "rule": "userinfo",
    "input": "@",
    "answer": false
  },
  "userinfo + [": {
    "rule": "userinfo",
    "input": "[",
    "answer": false
  },
  "userinfo + ]": {
    "rule": "userinfo",
    "input": "]",
    "answer": false
  },
  "IPvFuture + /": {
    "rule": "IPvFuture",
    "input": "/",
    "answer": false
  },
  "IPvFuture + #": {
    "rule": "IPvFuture",
    "input": "#",
    "answer": false
  },
  "IPvFuture + ?": {
    "rule": "IPvFuture",
    "input": "?",
    "answer": false
  },
  "IPvFuture + @": {
    "rule": "IPvFuture",
    "input": "@",
    "answer": false
  },
  "IPvFuture + [": {
    "rule": "IPvFuture",
    "input": "[",
    "answer": false
  },
  "IPvFuture + ]": {
    "rule": "IPvFuture",
    "input": "]",
    "answer": false
  },
  "reg-name + /": {
    "rule": "reg-name",
    "input": "/",
    "answer": false
  },
  "reg-name + #": {
    "rule": "reg-name",
    "input": "#",
    "answer": false
  },
  "reg-name + ?": {
    "rule": "reg-name",
    "input": "?",
    "answer": false
  },
  "reg-name + @": {
    "rule": "reg-name",
    "input": "@",
    "answer": false
  },
  "reg-name + [": {
    "rule": "reg-name",
    "input": "[",
    "answer": false
  },
  "reg-name + ]": {
    "rule": "reg-name",
    "input": "]",
    "answer": false
  },
  "pchar + ^": {
    "rule": "segment-nz",
    "input": "^",
    "answer": false
  },
  "pchar + `": {
    "rule": "segment-nz",
    "input": "`",
    "answer": false
  },
  "pchar + |": {
    "rule": "segment-nz",
    "input": "|",
    "answer": false
  },
  "pchar + %": {
    "rule": "segment-nz",
    "input": "%",
    "answer": false
  },
  "pchar + ?": {
    "rule": "segment-nz",
    "input": "?",
    "answer": false
  },
  "pchar + #": {
    "rule": "segment-nz",
    "input": "#",
    "answer": false
  },
  "pchar + [": {
    "rule": "segment-nz",
    "input": "[",
    "answer": false
  },
  "fragment + #": {
    "rule": "fragment",
    "input": "#",
    "answer": false
  },
  "fragment + [": {
    "rule": "fragment",
    "input": "[",
    "answer": false
  }
}