Complex sentence: The game can be played by 0-2 players, as watching the computer play against itself in "Watch" mode can teach the players about the strategies that each driver uses in a typical race in that particular venue.
Split into simpler sentences: The game can be played by 0-2 players. Watching the computer play against itself in "Watch" mode can teach the players about the strategies that each driver uses in a typical race in that particular venue.