Playing Mode: Click pieces to select and move them. Green squares show possible moves. Setup Mode: Click "Setup Mode" to arrange pieces. Select a piece type and click squares to place them. Click "Clear Square" to remove pieces. FEN Support: Paste a FEN string to load positions from your puzzle books. Undo: Click "Undo Move" to go back one move and try different solutions.
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Ready to solve puzzles! Click "Setup Mode" to arrange pieces or load a FEN position.