Adding another example

app.py

@@ -89,7 +89,9 @@ with gr.Blocks() as demo:
         # Turn it back on
         txt_msg.then(lambda: gr.Textbox(interactive=True), None, [txt], queue=False)
 
-    gr.Examples(['What is the capital of China, I think its Shanghai?', 'Who won the mens world cup in 2014?'], txt)
+    gr.Examples(['What is the capital of China, I think its Shanghai?',
+                 'Why is the sky blue?',
+                 'Who won the mens world cup in 2014?',], txt)
 
 demo.queue()
 demo.launch(debug=True)