update readme

README.md

@@ -23,8 +23,12 @@ dataset_info:
         dtype: int8
   - name: action
     dtype: int16
+  - name: best_action
+    dtype: int16
+  - name: legal_actions
+    sequence: int16
   - name: result
-    dtype: int8
+    dtype: float32
   splits:
   - name: train
     num_bytes: 65545518162
@@ -44,4 +48,4 @@ This repository contains a gigantic curated chess dataset meant for machine lear
 
 The supporting dataset code and training platform, known as ChessBot-Battleground, is found at: https://github.com/KeithG33/ChessBot-Battleground/
 
-*Note*: The dataset requires `trust_remote_code=True` to parse the pgn data. See the code in `ChessBot-Dataset.py` if you'd like to verify first
+*Note*: The dataset uses a custom loading script (`ChessBot-Dataset.py`) to parse PGN data on the fly.