Include/Exclude

Sometimes chess engines fail to pick up the best line as the evaluation at that depth is just short by one tenth of a pawns value. Include / Exclude option helps to compensate this weakness. Besides in this position for example, we can exclude all the moves that do not attack kingside.  

Position after:

(1) anandgambit1
World Champ, 2000

Engine: Gambit Tiger

1.Rh1 Bd7 2.Rf3 Nb4 3.Qc1 Qxc1 4.Rxc1 c2 5.Nxc2 Rec8 6.Rxf7 Bxh3+ 7.Kxh3 Rxf7 8.f4 *

Position after:

(2) anandgambit2
World Champ, 2000

1.Rf3 Nb4 2.Qc1 c2 3.Bxc2 Rxc2 4.Nxc2 Qxc2 5.Qxc2 Nxc2 6.Rc1 Nd4 7.Rxf7 Ne2 8.Rcc7 *



All games on this page as PGN here