Update app.py

app.py

@@ -138,8 +138,8 @@ Input a query and several candidate documents. The demo returns relevance scores
         with gr.Column(scale=1):
             query_input = gr.Textbox(
                 label="Query",
-                value="What is the capital of China?",
-                lines=3,
+                value="",
+                lines=2,
             )
             instruction_input = gr.Textbox(
                 label="Instruction",
@@ -149,7 +149,7 @@ Input a query and several candidate documents. The demo returns relevance scores
             chunk_size_input = gr.Dropdown(
                 label="Chunk Size",
                 choices=[2, 4, 8, 16],
-                value=4,
+                value=2,
                 interactive=True,
             )