Update README.md

Author: okhat

README.md

@@ -2,7 +2,7 @@
 
 A framework for composing retrieval models and language models into powerful pipelines that tackle knowledge-intensive tasks.
 
-[ArXiv paper](https://arxiv.org/pdf/2212.14024.pdf)
+[Demonstrate-Search-Predict: Composing retrieval and language models for knowledge-intensive NLP](https://arxiv.org/pdf/2212.14024.pdf)
 
 ## Installation