1nbr2k1/r1ppb1p1/1p5p/p2nNp2/P1B1pPP1/1PN1PQ2/2PP3P/R1B1K1R1 b Q - 6 16
FEN state: 1nbr2k1/r1ppb1p1/1p5p/p2nNp2/P1B1pPP1/1PN1PQ2/2PP3P/R1B1K1R1 b Q - 6 16 ; Best move: e7h4
The current state of the chess board is: Black knight at b8, black bishop at c8, black rook at d8 and black king at g8. Black rook at a7, black pawn at c7, black pawn at d7, black bishop at e7 and black pawn at g7. Black pawn at b6 and black pawn at h6. Black pawn at a5, black knight at d5, white knight at e5 and black pawn at f5. White pawn at a4, white bishop at c4, black pawn at e4, white pawn at f4 and white pawn at g4. White pawn at b3, white knight at c3, white pawn at e3 and white queen at f3. White pawn at c2, white pawn at d2 and white pawn at h2. White rook at a1, white bishop at c1, white king at e1 and white rook at g1. White queenside is the only castle move available. Half move number is 6. Full move number is 16. Black to move.