diff --git a/03-DESIGN/01-to-be/47-milestones/G-22-lead-answers-2.md b/03-DESIGN/01-to-be/47-milestones/G-22-lead-answers-2.md
index 208fed4f..02160c59 100644
--- a/03-DESIGN/01-to-be/47-milestones/G-22-lead-answers-2.md
+++ b/03-DESIGN/01-to-be/47-milestones/G-22-lead-answers-2.md
@@ -321,3 +321,7 @@ the principle that settles it, cited as "design 47 G A-n".
   no bound key and no new key form.
 - **A-263** (§712, §676; principles 7 and 8) §676 writes `package` (the Go module its `go.mod` names) for every Go
   artifact, a `bundle` too, since a bundle is built from that Go module; §712 reads it there.
+- **A-264** (§677, §697, A-186; principle 7) The event `gated-ended`, the verb `approvals` and the by-caller form of
+  a marked verb are added in mesh-sdk's `seatdef.Resolve`, which the seat generator and every reader of a definition
+  (the seat list, the grants part, the validator, `AnswerSeat`) go through: one place, one definition for all; the
+  seat files stay as written.