{
  "variant": [
    { "match": { "isF16": true, "inplace": true }, "value": "inplace_f16" },
    { "match": { "isF16": true }, "value": "default_f16" },
    { "match": { "inplace": true }, "value": "inplace" },
    { "match": {}, "value": "default" }
  ]
}