rnb1k1nr/p2pq2p/2Q5/5P2/PpPp3b/7N/RP2PPBP/1NB1K2R b K - 4 16
FEN state: rnb1k1nr/p2pq2p/2Q5/5P2/PpPp3b/7N/RP2PPBP/1NB1K2R b K - 4 16 ; Best move: d7c6
The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, black king at e8, black knight at g8 and black rook at h8. Black pawn at a7, black pawn at d7, black queen at e7 and black pawn at h7. White queen at c6. White pawn at f5. White pawn at a4, black pawn at b4, white pawn at c4, black pawn at d4 and black bishop at h4. White knight at h3. White rook at a2, white pawn at b2, white pawn at e2, white pawn at f2, white bishop at g2 and white pawn at h2. White knight at b1, white bishop at c1, white king at e1 and white rook at h1. White kingside is the only castle move available. Half move number is 4. Full move number is 16. Black to move.