Fix a render's fallback frame to its unnamed group, and draw a pick's references in draw groups of its own

name.go

@@ -219,10 +219,12 @@ func linkName(t *template, a *arm) error {
 }
 
 // namedPick is one draw of a name: the variant drawn at each level under it, the value each
-// path through it read, keyed by the path from the name, and the table rows they pinned.
+// path through it read, keyed by the path from the name, and the table rows they pinned; and the
+// draw groups of the references read under it, so two names on one category are two picks of it.
 type namedPick struct {
 	memo drawMemo
 	pins pinSet
+	refs renderDraws
 }
 
 // pickFrame is one render of a name scope: a pick per binding, each drawn on its first read.
@@ -299,15 +301,22 @@ func (sc renderScope) pickOf(b *nameBinding) *namedPick {
 			}
 		}
 	}
-	memo := sc.entry
-	if memo == nil {
-		memo = &sc.groupDraws().memo
+	return &sc.entryMemo().frameOf(b.scope).picks[b.index]
+}
+
+// entryMemo is the memo of the read that entered the category rendering, else the unnamed draw
+// group's of the render: one memo for a render begun below a category's root, whatever draw group
+// its templates name.
+func (sc renderScope) entryMemo() *drawMemo {
+	if sc.entry != nil {
+		return sc.entry
 	}
-	return &memo.frameOf(b.scope).picks[b.index]
+	return &sc.draws.unnamed.memo
 }
 
 func readName(s *generatorState, sc renderScope, a arm) readValue {
 	p := sc.pickOf(a.bind)
+	sc.refs, sc.group = &p.refs, ""
 	return readPicked(s, p, a.bind.head, a.steps, a.levels, a.path, sc.entering(&p.memo))
 }