r1bqkb2/ppp1p1p1/2np3r/5p1p/Pn1P1NPP/8/RPPBPP1R/1N1QKB2 b q - 5 9
FEN state: r1bqkb2/ppp1p1p1/2np3r/5p1p/Pn1P1NPP/8/RPPBPP1R/1N1QKB2 b q - 5 9 ; Best move: h5g4
The current state of the chess board is: Black rook at a8, black bishop at c8, black queen at d8, black king at e8 and black bishop at f8. Black pawn at a7, black pawn at b7, black pawn at c7, black pawn at e7 and black pawn at g7. Black knight at c6, black pawn at d6 and black rook at h6. Black pawn at f5 and black pawn at h5. White pawn at a4, black knight at b4, white pawn at d4, white knight at f4, white pawn at g4 and white pawn at h4. White rook at a2, white pawn at b2, white pawn at c2, white bishop at d2, white pawn at e2, white pawn at f2 and white rook at h2. White knight at b1, white queen at d1, white king at e1 and white bishop at f1. Black queenside is the only castle move available. Half move number is 5. Full move number is 9. Black to move.