Dictionary

n.
1.a large and stately mansion
2.a large building formerly occupied by a ruler and fortified against attack
3.(chess) the piece that can move any number of unoccupied squares in a direction parallel to the sides of the chessboard
4.interchanging the positions of the king and a rook castle v.
1.move the king two squares toward a rook and in the same move the rook to the square next past the king

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