1rbq1bnr/p3k2p/1p1pp3/2P3Pn/Q1PN1p1P/P7/R2PPP2/1NB1KB1R w K - 3 16
FEN state: 1rbq1bnr/p3k2p/1p1pp3/2P3Pn/Q1PN1p1P/P7/R2PPP2/1NB1KB1R w K - 3 16 ; Best move: d4c6
The current state of the chess board is: Black rook at b8, black bishop at c8, black queen at d8, black bishop at f8, black knight at g8 and black rook at h8. Black pawn at a7, black king at e7 and black pawn at h7. Black pawn at b6, black pawn at d6 and black pawn at e6. White pawn at c5, white pawn at g5 and black knight at h5. White queen at a4, white pawn at c4, white knight at d4, black pawn at f4 and white pawn at h4. White pawn at a3. White rook at a2, white pawn at d2, white pawn at e2 and white pawn at f2. White knight at b1, white bishop at c1, 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.