{
  "schema": "MAKNOW_ACCESSIBLE_PRIMITIVE_INTERACTION_CONTRACT_v1",
  "lesson_id": "WEB-013",
  "lab_id": "WEB013-LAB1",
  "artifact": "Accessible Primitive Interaction Contract v1",
  "fields": [
    "scenario_id",
    "contract_step",
    "primitive",
    "expected_keyboard_path",
    "semantic_mechanism",
    "focus_before",
    "focus_after",
    "focus_visible_observation",
    "keyboard_observation",
    "dom_or_browser_observation",
    "mutation",
    "prediction",
    "observed_failure",
    "diagnosis",
    "repair",
    "post_repair_observation",
    "changed_context",
    "observation_vs_inference",
    "environment",
    "residual_limitation"
  ],
  "rows": [],
  "environment": {
    "browser": "",
    "version": "",
    "os": "",
    "input_mode": "keyboard",
    "assistive_technology_if_used": "NOT_REQUIRED_FOR_THIS_BOUNDED_LAB_OR_RECORD_IF_USED"
  },
  "residual_limitations": []
}