|Masand:||When a piece X by its move gives direct check, all pieces of the same color which are controlled by X, and all pieces of opposite color which are attacked by X, change color (except kings). A Rook, changed color in a corner, can participate in castling.|
No. 1601 Julia Vysotska
original - 08.04.2021
6 & 4 for Marjan’s Birthday!
Solution: (click to show/hide)
(C+ by Popeye 4.85)
The help-play without sacrifices starts from the initial position on 6x4 squares;
6 pieces of each color; 4 half-moves of each color;
6 changes of colour; 4 impossible moves because of change of colour -
with a Happy 64th Birthday wishes to Marjan Kovačević!
Created by Dominika, the author's daughter