{
  "$schema": "urn:prism:schema:v1:spec",
  "title": "Brand tracker, horizontal (band on y, dodged by y_offset)",
  "data": {
    "values": [
      {"metric": "awareness",     "series": "Northwind",        "score": 68},
      {"metric": "awareness",     "series": "Category average", "score": 54},
      {"metric": "consideration", "series": "Northwind",        "score": 47},
      {"metric": "consideration", "series": "Category average", "score": 51},
      {"metric": "trust",         "series": "Northwind",        "score": 72},
      {"metric": "trust",         "series": "Category average", "score": 58},
      {"metric": "value",         "series": "Northwind",        "score": 39},
      {"metric": "value",         "series": "Category average", "score": 46}
    ]
  },
  "mark": {"type": "bar", "orient": "horizontal"},
  "encoding": {
    "y": {"field": "metric", "type": "nominal"},
    "x": {"field": "score", "type": "quantitative"},
    "y_offset": {
      "field": "series",
      "type": "nominal",
      "scale": {"domain": ["Northwind", "Category average"]}
    },
    "color": {
      "field": "series",
      "type": "nominal",
      "scale": {"domain": ["Northwind", "Category average"]}
    }
  }
}