Update README.md

README.md

@@ -1,10 +1,11 @@
 # Chess 
 This dataset contains 3.2 billion games, equating to approximately 608 billion individual moves.  
-it is generated through self-play by Stockfish engine and we add initial moves to expand the diversity.
+it is generated through self-play by Stockfish engine and we add initial moves to expand its diversity.
 
 Each game has three columns: 'Moves', 'Termination' and 'Result',
 - 'Move': chess moves of the whole game.
 - 'Termination': include CHECKMATE, INSUFFICIENT_MATERIAL, ... etc.
   - Please check this for detail information
+   
     https://python-chess.readthedocs.io/en/latest/core.html#chess.Outcome.termination
 - 'Result': result of this game, 1-0, 1/2-1/2, 0-1.