| Tag | Meaning |
|---|---|
| [PRD] | Stated in the PRD — quote or section ref attached |
| [PRD-CLARIFIED] | Was a gap; answered by a person — name + date in the gap register |
| [INFERRED] | Derived from PRD content — the reasoning is shown inline |
| [CONVENTION] | Not in the PRD; a documented DS/repo convention applies — proposed as a default, needs confirmation |
| [GAP → Q#] | Not in the PRD, no convention covers it — a numbered question |