r1b2r2/pppqb3/4pk1p/1P1p1p2/1nQPB3/N3P1P1/PBP2P1P/3RK1NR b K - 12 17
FEN state: r1b2r2/pppqb3/4pk1p/1P1p1p2/1nQPB3/N3P1P1/PBP2P1P/3RK1NR b K - 12 17 ; Best move: d5c4
The current state of the chess board is: Black rook at a8, black bishop at c8 and black rook at f8. Black pawn at a7, black pawn at b7, black pawn at c7, black queen at d7 and black bishop at e7. Black pawn at e6, black king at f6 and black pawn at h6. White pawn at b5, black pawn at d5 and black pawn at f5. Black knight at b4, white queen at c4, white pawn at d4 and white bishop at e4. White knight at a3, white pawn at e3 and white pawn at g3. White pawn at a2, white bishop at b2, white pawn at c2, white pawn at f2 and white pawn at h2. White rook at d1, white king at e1, white knight at g1 and white rook at h1. White kingside is the only castle move available. Half move number is 12. Full move number is 17. Black to move.