17 rooks on a Chessboard

17 rooks are placed on an 8 times 8 chessboard. Prove that there are at least 3 rooks that do not threaten each other.

This is an individual Dark Rook from our Plastic Chess Set with a 25 King., You can purchase this giant chess piece as a replacement piece for an

MegaChess 17 Inch Dark Plastic Rook Giant Chess Piece

17+ Thousand Chess Board Closeup Royalty-Free Images, Stock Photos

17+ Thousand Chess Board Closeup Royalty-Free Images, Stock Photos

Analyzing Rook and Pawn Endgames Learning from Classic Chess Games

Square Off Grand Kingdom Set

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Connecting rooks vital for success

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