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 0c785505..ae7709f5 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
@@ -410,5 +410,7 @@ the principle that settles it, cited as "design 47 G A-n".
   holds them and a change to them is a changed package.
 - **A-286** (issue 1921; principle 3) The checker previews and judges every member whose fetch merged, whatever its
   later steps ended with; only a member whose head does not merge, or whose fetch did not answer, stays
-  unpreviewed, and the check says which of the two. A failed test never hides the manifest validator or the
-  composition.
+  unpreviewed, and the check says which of the two. A check step that errors after its fetch merged (a level that
+  does not compile or generate) ends failed with its answer all the same: its fetch and the levels so far, beside
+  its error, so the checker previews from it. A failed test or a failed level never hides the manifest validator or
+  the composition.