Baltic Defense

The Keres - defense, also Baltic Defence, is an opening of the chess game and a variation of the Queen's Gambit Declined.

The Keres - defense is among the Closed games, the ECO code D06. It is named after Paul Keres, although it was played in 1913 by Edward Lasker. The Keres - defense begins with the trains

This avoids the otherwise black in the Queen's Gambit Declined usual incarceration of white -field runner. The idea of Black is to play after 3 c4xd5 Lf5xb1 to then take back to the lady on d5 can, without these can be directly attacked.

After 2 ... Bc8 - f5 is most commonly 3 Sg1 -f3 or 3 Nb1 - c3 played, and these variations ... e7 - e6 3 often mean after the usual answer only diverter.

This opening requires intensive theoretical knowledge because White with 3 Dd1 -b3 can play on immediate farmer profit. The best answer to this is the sharp 3 ... e7 - e5? , According to which each of the three possible for white farmer profits leads to a sharp game with chances for both sides.