Update README.md

README.md

@@ -2,6 +2,13 @@
 license: mit
 source_datasets:
 - BlueSunflower/chess_games_base
+configs:
+- config_name: default
+  data_files:
+  - split: train
+    path: "train.jsonl"
+  - split: test
+    path: "test.jsonl"
 dataset_info:
   features:
     - name: fen