Update app.

app.py

@@ -13,6 +13,10 @@ import aaac_util as aaac
 from huggingface_hub.inference_api import InferenceApi
 
 
+INTRO_TEXT = """This app let's you explore ArgumentAnalyst, a system for 
+logical analysis and reconstruction of argumentative texts (DeepA2). 
+See also [Betz / Richardson 2021](https://arxiv.org/abs/2110.01509)."""
+
 BOILER_PLATE = {
     "Enter your story" : "",
     "Enter question (optional)": "",
@@ -289,6 +293,7 @@ def main():
 
     st.set_page_config(layout="wide")
     st.title("DeepA2 ArgumentAnalyst Demo")
+    st.markdown(INTRO_TEXT, unsafe_allow_html=False)
 
     ## page details