Related Clues:

• Piece for Kasparov
• Orthogonally moving piece
• Piece next to a knight
• End piece?
• He's on board and can go straight
• Knight's neighbor
• Corner piece
• Boris Spassky's corner man
• Chess piece
• Man in the corner
• Castle
• One in Kasparov's corner
• One that's cornered in chess?
• Mobile castle
• Crow's cousin