3rk2r/3Rppbp/b1p2qp1/1PnPPn2/QKP5/7P/1P3PP1/1NB2BNR w k - 3 18
FEN state: 3rk2r/3Rppbp/b1p2qp1/1PnPPn2/QKP5/7P/1P3PP1/1NB2BNR w k - 3 18 ; Best move: d7d8
The current state of the chess board is: Black rook at d8, black king at e8 and black rook at h8. White rook at d7, black pawn at e7, black pawn at f7, black bishop at g7 and black pawn at h7. Black bishop at a6, black pawn at c6, black queen at f6 and black pawn at g6. White pawn at b5, black knight at c5, white pawn at d5, white pawn at e5 and black knight at f5. White queen at a4, white king at b4 and white pawn at c4. White pawn at h3. White pawn at b2, white pawn at f2 and white pawn at g2. White knight at b1, white bishop at c1, white bishop at f1, white knight at g1 and white rook at h1. Black kingside is the only castle move available. Half move number is 3. Full move number is 18. White to move.