1nb3nr/rp1p1ppp/3Pk3/p3b3/7P/P1N1Pp2/RPP2PP1/2B1KB1R b K - 0 13
FEN state: 1nb3nr/rp1p1ppp/3Pk3/p3b3/7P/P1N1Pp2/RPP2PP1/2B1KB1R b K - 0 13 ; Best move: f3g2
The current state of the chess board is: Black knight at b8, black bishop at c8, black knight at g8 and black rook at h8. Black rook at a7, black pawn at b7, black pawn at d7, black pawn at f7, black pawn at g7 and black pawn at h7. White pawn at d6 and black king at e6. Black pawn at a5 and black bishop at e5. White pawn at h4. White pawn at a3, white knight at c3, white pawn at e3 and black pawn at f3. White rook at a2, white pawn at b2, white pawn at c2, white pawn at f2 and white pawn at g2. White bishop at c1, 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 0. Full move number is 13. Black to move.