r2qk1nr/pppb4/2np1ppb/1P2p2p/P3P1QP/3P1NP1/2P2P2/1RB1KBNR b K - 2 12
FEN state: r2qk1nr/pppb4/2np1ppb/1P2p2p/P3P1QP/3P1NP1/2P2P2/1RB1KBNR b K - 2 12 ; Best move: h5g4
The current state of the chess board is: Black rook at a8, black queen at d8, black king at e8, black knight at g8 and black rook at h8. Black pawn at a7, black pawn at b7, black pawn at c7 and black bishop at d7. Black knight at c6, black pawn at d6, black pawn at f6, black pawn at g6 and black bishop at h6. White pawn at b5, black pawn at e5 and black pawn at h5. White pawn at a4, white pawn at e4, white queen at g4 and white pawn at h4. White pawn at d3, white knight at f3 and white pawn at g3. White pawn at c2 and white pawn at f2. White rook at b1, white bishop at c1, white king at e1, white bishop at f1, white knight at g1 and white rook at h1. White kingside is the only castle move available. Half move number is 2. Full move number is 12. Black to move.