r1bq2nr/p5b1/1pnkp2p/2pp1pp1/1Q1P2P1/PN2KP1N/1PP1P2P/R1B2B1R w - - 2 16
FEN state: r1bq2nr/p5b1/1pnkp2p/2pp1pp1/1Q1P2P1/PN2KP1N/1PP1P2P/R1B2B1R w - - 2 16 ; Best move: d4c5
The current state of the chess board is: Black rook at a8, black bishop at c8, black queen at d8, black knight at g8 and black rook at h8. Black pawn at a7 and black bishop at g7. Black pawn at b6, black knight at c6, black king at d6, black pawn at e6 and black pawn at h6. Black pawn at c5, black pawn at d5, black pawn at f5 and black pawn at g5. White queen at b4, white pawn at d4 and white pawn at g4. White pawn at a3, white knight at b3, white king at e3, white pawn at f3 and white knight at h3. White pawn at b2, white pawn at c2, white pawn at e2 and white pawn at h2. White rook at a1, white bishop at c1, white bishop at f1 and white rook at h1. Both players have exhausted their castles. Half move number is 2. Full move number is 16. White to move.