rn4n1/1p2kpp1/p1ppb2r/P3p2p/1P2q1PP/B1P5/3PNPR1/R2QKB2 b Q - 0 16
FEN state: rn4n1/1p2kpp1/p1ppb2r/P3p2p/1P2q1PP/B1P5/3PNPR1/R2QKB2 b Q - 0 16 ; Best move: h5g4
The current state of the chess board is: Black rook at a8, black knight at b8 and black knight at g8. Black pawn at b7, black king at e7, black pawn at f7 and black pawn at g7. Black pawn at a6, black pawn at c6, black pawn at d6, black bishop at e6 and black rook at h6. White pawn at a5, black pawn at e5 and black pawn at h5. White pawn at b4, black queen at e4, white pawn at g4 and white pawn at h4. White bishop at a3 and white pawn at c3. White pawn at d2, white knight at e2, white pawn at f2 and white rook at g2. White rook at a1, white queen at d1, white king at e1 and white bishop at f1. White queenside is the only castle move available. Half move number is 0. Full move number is 16. Black to move.