[
  {
    "policy": "region: US",
    "success": false,
    "attributes": {
      "region": "EU"
    }
  },
  {
    "policy": "not region: US",
    "success": true,
    "attributes": {
      "region": "EU"
    }
  },
  {
    "policy": "region: US or region: EU or tier: 1 or tier: 2 or tier: 3 and owner: cloudflare",
    "success": true,
    "attributes": {
      "region": "AZ",
      "tier": "2",
      "owner": "cloudflare"
    }
  },
  {
    "policy": "(region: US or region: EU) or (tier: 1 or tier: 2 or tier: 3) and (owner: cloudflare)",
    "success": true,
    "attributes": {
      "region": "AZ",
      "tier": "1",
      "owner": "cloudflare"
    }
  },
  {
    "policy": "((region: US or region: EU) and (not (tier: 3)))",
    "success": true,
    "attributes": {
      "region": "EU",
      "tier": "2",
      "owner": "cloudflare"
    }
  },
  {
    "policy": "not (region: US or region: EU)",
    "success": false,
    "attributes": {
      "region": "EU"
    }
  },
  {
    "policy": "not not region: US",
    "success": false,
    "attributes": {
      "region": "EU"
    }
  },
  {
    "policy": "region: US or region: US",
    "success": false,
    "attributes": {
      "region": "AZ"
    }
  },
  {
    "policy": "region: US and region: EU or region: ASIA",
    "success": false,
    "attributes": {
      "region": "US"
    }
  }
]