THE SMART TRICK OF CHESS BOARD THAT NO ONE IS DISCUSSING

Castling can be achieved only when there isn't any parts amongst the king along with the rook you might go. The king and rook can not have moved Beforehand. You can not castle Should your king is in Examine or if doing so would shift your king by way of or to some square where by he might be in Verify. Many thanks! We are glad this was practical.)