r2q2nr/2p1pkbp/p2p1p2/np4p1/1P1B1N2/P3P2b/R1PP1PPP/1N1QKB1R b K - 9 13
FEN state: r2q2nr/2p1pkbp/p2p1p2/np4p1/1P1B1N2/P3P2b/R1PP1PPP/1N1QKB1R b K - 9 13 ; Best move: h3f5
The current state of the chess board is: Black rook at a8, black queen at d8, black knight at g8 and black rook at h8. Black pawn at c7, black pawn at e7, black king at f7, black bishop at g7 and black pawn at h7. Black pawn at a6, black pawn at d6 and black pawn at f6. Black knight at a5, black pawn at b5 and black pawn at g5. White pawn at b4, white bishop at d4 and white knight at f4. White pawn at a3, white pawn at e3 and black bishop at h3. White rook at a2, white pawn at c2, white pawn at d2, white pawn at f2, white pawn at g2 and white pawn at h2. White knight at b1, white queen at d1, white king at e1, white bishop at f1 and white rook at h1. White kingside is the only castle move available. Half move number is 9. Full move number is 13. Black to move.