Update app.py

app.py

@@ -122,7 +122,7 @@ if __name__ == "__main__":
         run_button.click(fn=run_grounding, inputs=[
                         input_image, grounding_caption, box_threshold, text_threshold], outputs=[gallery])
         gr.Examples(
-          [["this_is_fine.png", "coffee cup", 0.25, 0.25]],
+          [["watermelon.jpg", "watermelon", 0.25, 0.25]],
           inputs = [input_image, grounding_caption, box_threshold, text_threshold],
           outputs = [gallery],
           fn=run_grounding,