Fix dataset video path example

README.md

@@ -163,7 +163,7 @@ margit = load_dataset("zhush/incantation-elden-ring-scenes", "margit")
 crucible_knight = load_dataset("zhush/incantation-elden-ring-scenes", "crucible_knight")
 ```
 
-The `video` field stores the filename. To access the actual MP4 file, join it with the corresponding scene directory, for example `margit/videos/<video>`.
+The `video` field stores the filename. To access the actual MP4 file, join it with the corresponding scene directory, for example `margit/videos/{video_filename}`.
 
 ## Relationship to the Incantation Paper