ATOM CHESS is a complete chess-playing program, with the following features:

  • 6 levels of play, giving novice to professional standards.
  • Computer moves in 2 seconds at the lowest level.
  • Board display with coordinate entry of moves, and rejection of illegal moves.
  • Computer and human castling (0-0 and 0-0-0).
  • En-passant captures allowed, and played by computer.
  • Up to 127 moves each side are stored, and can be replayed from any point in the game.
  • A game can be restarted at any earlier point. Program 5K, graphics 6K.