X-ray (chess)

The X-ray attack is a chess motif, in the act through two figures of a party, which have a common line of action, by a figure of the other party. King, knights and pawns are not actively participate in the situation in an X-ray attack. Because without a pawn each player has only two different colored runners, the X-ray attack is possible in a diagonal form with queen and bishop. The similarity of the mode of action of the subject with the X-rays suggests the origin of the name.

The black bishop on e5 protect his king on the diagonal a1- h8 before the attack of the white runner. With 1 Dh4 - f6 activated white again the strength of its rotor 1 ... Le5xf6 2 Lc3xf6 #

With 1 ... Qa8 -a1 Black starts the X-ray attack. 2 Db3 -b1 The white lady standing between black queen and king. 2 ... Rd8 -d1 The X-ray attack is. 3 Db1xd1 Da1xd1 #

This time, the X-ray attack is used vertically. 1 Dh4xd8 Td5xd8 2 Td1xd8 #

Another x-ray attack is to be found in the study by Seleznev.