r1b3nr/p3pk1p/2np2pb/q1p2p2/R3NPP1/1PP1PQ2/3P2KP/1NB2B1R w - - 3 16
FEN state: r1b3nr/p3pk1p/2np2pb/q1p2p2/R3NPP1/1PP1PQ2/3P2KP/1NB2B1R w - - 3 16 ; Best move: e4g5
The current state of the chess board is: Black rook at a8, black bishop at c8, black knight at g8 and black rook at h8. Black pawn at a7, black pawn at e7, black king at f7 and black pawn at h7. Black knight at c6, black pawn at d6, black pawn at g6 and black bishop at h6. Black queen at a5, black pawn at c5 and black pawn at f5. White rook at a4, white knight at e4, white pawn at f4 and white pawn at g4. White pawn at b3, white pawn at c3, white pawn at e3 and white queen at f3. White pawn at d2, white king at g2 and white pawn at h2. White knight at b1, white bishop at c1, white bishop at f1 and white rook at h1. Both players have exhausted their castles. Half move number is 3. Full move number is 16. White to move.