{
 "version": "blocks-express-test v1",
 "source": "BLOCKS-EXPRESS-TEST-SPEC.md (2026-10-29 draft v0), brief table B1-B8, texts verbatim",
 "briefs": [
  {
   "id": "B1",
   "brief": "Show me a toy robot"
  },
  {
   "id": "B2",
   "brief": "Show me a toy rocket"
  },
  {
   "id": "B3",
   "brief": "Build a small robot with a red head and show it"
  },
  {
   "id": "B4",
   "brief": "A toy spaceship on a launch pad"
  },
  {
   "id": "B5",
   "brief": "Build a toy house out of bricks"
  },
  {
   "id": "B6",
   "brief": "Build a toy cat from bricks"
  },
  {
   "id": "B7",
   "brief": "Assemble a real-parts model of a small table"
  },
  {
   "id": "B8",
   "brief": "Show a sales dashboard with a bar chart"
  }
 ]
}