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The Phases Of A Chess Game

A game of chess can be divided into three stages: the opening, the middlegame, and the endgame. Each stage has its own nature and requires different ways of playing in order to get through it successfully. These transitions are worth studying for any player because success usually requires playing well in each stage.

The opening: Laying the groundwork

The opening: Laying the groundworkThe opening is the first 10 to 15 moves, during which players move their pieces from their starting squares to more active ones. The primary goals of this phase are:

  • Control the center: Pawns in the center (e4, d4, e5, d5) are influential in developing pieces and restricting the opponent’s movement.
  • Develop pieces: Developing your minor pieces (knights and bishops) from the back ranks early gets them into action quickly.
  • Provide king safety: Castling is a typical maneuver to move the king to a safer position behind a pawn screen and develop a rook simultaneously.


In the opening, players make extensive use of “opening theory”—pre-analyzed moves that lead to good positions. Studying some standard openings enables players to start with confidence and avoid falling into traps, such as the Scholar’s Mate.

The Ruy Lopez chess opening

The middlegame: Where plans come to life

The middlegame begins once both sides have more or less completed their development. With most of the pieces developed, this is often the most complex and tactical phase of the game. The middlegame is all about:

  • Formulating and executing a plan: Unlike the formulaic opening, players must now figure out a long-term plan depending on the particular pawn structure and piece position. This may involve attacking weak points in the opponent’s camp, dominating open files with rooks, or launching an all-out attack on the opponent’s king.
  • Coordinating pieces: Pieces must be coordinated to exert maximum pressure and support each other. Aggressive tactics like pins and forks and discovered attacks are a specialty of this phase.
  • King safety: With more pieces actively attacking the king, defensive awareness still remains paramount. A weakened king can be a recipe for disaster despite an advantage in material.

In this position, white has a vulnerable king, caused by poor play in the opening and the start of the middlegame phase. If white dosen’t play carefully, their chance of winning is slim.

The endgame: Wrapping it up

The endgame is the final phase of the game, typically beginning when most of the pieces have been exchanged off. Although there are fewer pieces, the endgame demands extremely high precision, with minimal space for mistake. A few of the important characteristics are:

  • The king becomes an attacking piece: No longer hiding behind its pawns, the king is now a powerful, active piece, often used to help promote a pawn or attack enemy pieces.
  • The pawns become more important: With fewer pieces on the board, the potential to promote a pawn to a queen is a game-winning consideration. A single passed pawn can be enough to win the game.
  • The need for endgame skill: Specific endgame skills, such as managing pawn breakthroughs, exploiting opposition, and simple checkmates, become crucial.

A simple queen checkmate, initiated in the endgame phase of the game.

Not every game makes it to the endgame; a resignation or checkmate may be issued during any phase. Nevertheless, understanding the characteristics and strategic demands of each phase is the path to becoming a well-rounded and winning chess player.