DOUBLE ATTACK Double attack is a tactical procedure where two opposing pieces are attacked at the same time. 1.Qd4 and Queen threatens checkmate on g7 or h8 as well as taking the knight from a7. In this position in the Sicilian defense, after the moves 1.e4 c5 2.d4 cxd4 3.Nf3 e5 White cannot capture the … Continue reading TACTICS