1nb2rk1/r2p1p2/3pN1p1/pP2p2p/1P2PqnP/R4PP1/2PP4/2BQKB1R w K - 3 16
FEN state: 1nb2rk1/r2p1p2/3pN1p1/pP2p2p/1P2PqnP/R4PP1/2PP4/2BQKB1R w K - 3 16 ; Best move: e6f4
The current state of the chess board is: Black knight at b8, black bishop at c8, black rook at f8 and black king at g8. Black rook at a7, black pawn at d7 and black pawn at f7. Black pawn at d6, white knight at e6 and black pawn at g6. Black pawn at a5, white pawn at b5, black pawn at e5 and black pawn at h5. White pawn at b4, white pawn at e4, black queen at f4, black knight at g4 and white pawn at h4. White rook at a3, white pawn at f3 and white pawn at g3. White pawn at c2 and white pawn at d2. White bishop at c1, 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 3. Full move number is 16. White to move.