Create README.md

* The model was fine-tuned from `FacebookAI/roberta-large` with `rajpurkar/squad`for three epochs.
* The model achieved exact match score of 89.5 and f-1 score of 94.1 on the `rajpurkar/squad` validation set.

README.md

@@ -0,0 +1,10 @@
+---
+datasets:
+- rajpurkar/squad
+language:
+- en
+metrics:
+- squad
+library_name: transformers
+pipeline_tag: question-answering
+---