fix examples

app.py

@@ -56,7 +56,8 @@ def analyze_dataset(dataset: str) -> pd.DataFrame:
         yield f"⚙️ Scanning {dataset} [{rows.next_idx}/{num_rows} rows]:", pd.DataFrame(presidio_entities)
     yield f"✅ Scanning {dataset} [{rows.next_idx}/{num_rows}rows]:", pd.DataFrame(presidio_entities)
 
-with gr.Blocks(title="Scan datasets using Presidio") as demo:
+with gr.Blocks() as demo:
+    gr.Markdown("# Scan datasets using Presidio")
     gr.Markdown("The space takes an HF dataset name as an input, and returns the list of entities detected by Presidio in the first samples.")
     inputs = [
         HuggingfaceHubSearch(
@@ -71,6 +72,6 @@ with gr.Blocks(title="Scan datasets using Presidio") as demo:
         gr.DataFrame(),
     ]
     button.click(analyze_dataset, inputs, outputs)
-    gr.Examples([["microsoft/orca-math-word-problems-200k", "tatsu-lab/alpaca", "Anthropic/hh-rlhf", "OpenAssistant/oasst1"]], inputs, outputs, fn=analyze_dataset, run_on_click=True)
+    gr.Examples([["microsoft/orca-math-word-problems-200k"], ["tatsu-lab/alpaca"], ["Anthropic/hh-rlhf"], ["OpenAssistant/oasst1"]], inputs, outputs, fn=analyze_dataset, run_on_click=True)
 
 demo.launch()