r1k2bnr/1q2p2p/2n1NpP1/pppp1b1p/3PPP2/1PN5/P1PK3P/R2Q1B1R w - - 2 16
FEN state: r1k2bnr/1q2p2p/2n1NpP1/pppp1b1p/3PPP2/1PN5/P1PK3P/R2Q1B1R w - - 2 16 ; Best move: e4f5
The current state of the chess board is: Black rook at a8, black king at c8, black bishop at f8, black knight at g8 and black rook at h8. Black queen at b7, black pawn at e7 and black pawn at h7. Black knight at c6, white knight at e6, black pawn at f6 and white pawn at g6. Black pawn at a5, black pawn at b5, black pawn at c5, black pawn at d5, black bishop at f5 and black pawn at h5. White pawn at d4, white pawn at e4 and white pawn at f4. White pawn at b3 and white knight at c3. White pawn at a2, white pawn at c2, white king at d2 and white pawn at h2. White rook at a1, white queen at d1, 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.