Tighten tagged ref routing and anchor presets

tests/test_dumas_h3_longvideos.py

@@ -407,6 +407,22 @@ class DumasH3LongVideosHelperTests(unittest.TestCase):
         )
         self.assertEqual(dropped, [])
 
+    def test_resolve_prompt_refs_where_tagged_mode_stays_tag_only(self):
+        refs = [
+            {"kind": "character", "image": "img1", "name": "Mara"},
+            {"kind": "location", "image": "img2", "name": "Hangar"},
+        ]
+
+        text, references, dropped = self.module.resolve_prompt_refs(
+            "Mara waits in the hangar near <Picture 2>.",
+            refs,
+            include_named=False,
+        )
+
+        self.assertEqual(text, "Mara waits in the hangar near <Picture 1>.")
+        self.assertEqual([self.module._reference_image(ref) for ref in references], ["img2"])
+        self.assertEqual(dropped, [])
+
     def test_shot_references_uses_all_connected_sparse_slots(self):
         refs = [
             None,
@@ -522,6 +538,19 @@ class DumasH3LongVideosHelperTests(unittest.TestCase):
         self.assertIn("Location context for Hangar: wet concrete floor.", context)
         self.assertIn("Location notes for Hangar: cold industrial lighting.", context)
 
+    def test_reference_context_skips_ambiguous_name_matches(self):
+        refs = [
+            {"kind": "character", "image": "img1", "name": "Alex", "description": "short dark hair"},
+            {"kind": "character", "image": "img2", "name": "Alex", "description": "tall blond hair"},
+        ]
+
+        context = self.module._reference_context_for_text(
+            "[Generation 1] Alex enters the room.",
+            refs,
+        )
+
+        self.assertEqual(context, "")
+
     def test_run_uses_legacy_ref_image_inputs_when_new_slots_are_empty(self):
         calls = {}
         original_parse_resolution = self.module.parse_resolution