The primary goal in chess is to attack the opponent's king, which can lead to a win by checkmate. In order to do this effectively, it is crucial to understand the concept of "space," which refers to the areas on the board that a player controls. The player with more space has more options for moves and is better positioned to mount an attack on the opponent's king. Additionally, it is important to understand the role of different pieces in attacking the king. Pawns, knights, bishops, rooks, and the queen can all play a role in the attack. Understanding the strengths and weaknesses of each piece, as well as how they can be used in combination, is key to mounting a successful attack on the opponent's king. A player must also be mindful of their own king's safety and look for opportunities to put their opponent's king in check while avoiding putting their own king in danger.