update description

app.py

@@ -88,7 +88,7 @@ with gr.Blocks() as block:
                 move = gr.Textbox(label='human player move')
                 notation = gr.Radio(["SAN", "UCI"], value="SAN", label='move notation')
             fen = gr.Textbox(value=chess.Board().fen(), label='FEN')
-            top_k = gr.Number(value=3, label='pick from top_k moves', precision=0)
+            top_k = gr.Number(value=3, label='sample from top_k moves', precision=0)
             with gr.Row():
                 load_btn = gr.Button("Load")
                 play_btn = gr.Button("Play")