Resolve corresponding artifact family dependencies

docs/internal/stage-analyze.md

@@ -9,7 +9,8 @@ dependency order, and safely materialize validated outputs.
 
 - ordinary configured artifacts from `pipeline.scriptorium.artifacts`; canonical
   party artifact families have already expanded into this map during
-  configuration resolution
+  configuration resolution, including corresponding member dependencies and
+  rewritten member-artifact input sources
 - optional selected artifact keys supplied through the stage environment
 - built-in, configured, extraction, and previous-session source references in
   artifact inputs