Strengthen H3 reference prompt placement

tests/test_dumas_h3_longvideos.py

@@ -536,7 +536,7 @@ class DumasH3LongVideosHelperTests(unittest.TestCase):
         self.assertIn("Persistent appearance for Mara: silver hair.", context)
         self.assertIn("Persistent wardrobe/style for Mara: red jacket.", context)
 
-    def test_reference_context_injects_after_anchor_sentence(self):
+    def test_reference_context_injects_immediately_after_generation_label(self):
         block = (
             "[Generation 1] Classic sitcom lighting and staging. "
             "Duke walks into the room."
@@ -547,8 +547,8 @@ class DumasH3LongVideosHelperTests(unittest.TestCase):
 
         self.assertEqual(
             result,
-            "[Generation 1] Classic sitcom lighting and staging. "
-            "Character facts for Duke: female, 25 years old. "
+            "[Generation 1] Character facts for Duke: female, 25 years old. "
+            "Classic sitcom lighting and staging. "
             "Duke walks into the room.",
         )