r1bqnk1r/3nb1p1/pp6/3pp1Pp/1P2Pp2/P4P1N/3PK2P/RNB1QB1R w - - 3 16
FEN state: r1bqnk1r/3nb1p1/pp6/3pp1Pp/1P2Pp2/P4P1N/3PK2P/RNB1QB1R w - - 3 16 ; Best move: e4d5
The current state of the chess board is: Black rook at a8, black bishop at c8, black queen at d8, black knight at e8, black king at f8 and black rook at h8. Black knight at d7, black bishop at e7 and black pawn at g7. Black pawn at a6 and black pawn at b6. Black pawn at d5, black pawn at e5, white pawn at g5 and black pawn at h5. White pawn at b4, white pawn at e4 and black pawn at f4. White pawn at a3, white pawn at f3 and white knight at h3. White pawn at d2, white king at e2 and white pawn at h2. White rook at a1, white knight at b1, white bishop at c1, white queen at e1, 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.