rn1qr1k1/1b1ppp2/pp5n/2P3p1/1b2N1p1/2BP4/PP2PP1P/3RKBNR b K - 6 16
FEN state: rn1qr1k1/1b1ppp2/pp5n/2P3p1/1b2N1p1/2BP4/PP2PP1P/3RKBNR b K - 6 16 ; Best move: b4c3
The current state of the chess board is: Black rook at a8, black knight at b8, black queen at d8, black rook at e8 and black king at g8. Black bishop at b7, black pawn at d7, black pawn at e7 and black pawn at f7. Black pawn at a6, black pawn at b6 and black knight at h6. White pawn at c5 and black pawn at g5. Black bishop at b4, white knight at e4 and black pawn at g4. White bishop at c3 and white pawn at d3. White pawn at a2, white pawn at b2, white pawn at e2, white pawn at f2 and white pawn at h2. White rook at d1, white king at e1, white bishop at f1, white knight at g1 and white rook at h1. White kingside is the only castle move available. Half move number is 6. Full move number is 16. Black to move.