[
  {
    "alias": "thr",
    "table": "temperature",
    "token_group": "T1",
    "fan_out": 1,
    "intermediate": "thermal"
  },
  {
    "alias": "gst",
    "table": "wind_speed",
    "token_group": "T1",
    "fan_out": 1,
    "intermediate": "gust"
  },
  {
    "alias": "prt",
    "table": "air_quality",
    "token_group": "T1",
    "fan_out": 1,
    "intermediate": "particulate"
  },
  {
    "alias": "clr",
    "table": "visibility",
    "token_group": "T1",
    "fan_out": 1,
    "intermediate": "clarity"
  },
  {
    "alias": "rnfl",
    "table": "rainfall",
    "token_group": "T2",
    "fan_out": null,
    "intermediate": "precipitation"
  },
  {
    "alias": "hgr",
    "table": "humidity",
    "token_group": "T2",
    "fan_out": null,
    "intermediate": "hygrometer"
  },
  {
    "alias": "grvl",
    "table": "soil_moisture",
    "token_group": "T2",
    "fan_out": null,
    "intermediate": "gravimetric"
  },
  {
    "alias": "brt",
    "table": "sunlight",
    "token_group": "T2",
    "fan_out": null,
    "intermediate": "brightness"
  },
  {
    "alias": "mbl",
    "table": "pressure",
    "token_group": "T2",
    "fan_out": null,
    "intermediate": "millibar"
  },
  {
    "alias": "nbl",
    "table": "cloud_cover",
    "token_group": "T2",
    "fan_out": null,
    "intermediate": "nebulosity"
  },
  {
    "alias": "evp",
    "table": "evaporation",
    "token_group": "T2",
    "fan_out": null,
    "intermediate": "evaporation"
  },
  {
    "alias": "cnd",
    "table": "dew_point",
    "token_group": "T2",
    "fan_out": null,
    "intermediate": "condensation"
  },
  {
    "alias": "frs",
    "table": "frost",
    "token_group": "T2",
    "fan_out": null,
    "intermediate": "frost"
  },
  {
    "alias": "snw",
    "table": "snow_depth",
    "token_group": "T2",
    "fan_out": null,
    "intermediate": "snow"
  },
  {
    "alias": "flx",
    "table": "uv_index",
    "token_group": "T2",
    "fan_out": null,
    "intermediate": "flux"
  },
  {
    "alias": "tnd",
    "table": "lightning",
    "token_group": "T2",
    "fan_out": null,
    "intermediate": "thunder"
  },
  {
    "alias": "drt",
    "table": "drought_index",
    "token_group": "T2",
    "fan_out": null,
    "intermediate": "dryness"
  },
  {
    "alias": "ftu",
    "table": "turbidity",
    "token_group": "T2",
    "fan_out": null,
    "intermediate": "murky"
  }
]