Update README.md

README.md

@@ -84,10 +84,9 @@ English
 
 Name | Explanation
 --- | ---
-`example_id`                  | The unique ID of an example follows this format: '<SPLIT_NAME>_<EXAMPLE_NUMBER>'.
-`split`	                      | Identifier of the data split it belongs to (e.g. qual_dev).
-`image_file`                  | Image filename (JPEG format).
-`description`                 | Text description of the associated image.
+`image`       | PIL.JpegImagePlugin.JpegImageFile               
+`example_id`  | The unique ID of an example follows this format: `<SPLIT_NAME>_<EXAMPLE_NUMBER>`.
+`description` | Text description of the associated image.
 
 ### Data Splits