rn2k1nr/ppq1b2p/4b1p1/P1P1pp2/2B3PP/4P3/N1P1QP2/R1B1K1NR w KQkq - 1 16
FEN state: rn2k1nr/ppq1b2p/4b1p1/P1P1pp2/2B3PP/4P3/N1P1QP2/R1B1K1NR w KQkq - 1 16 ; Best move: c4e6
The current state of the chess board is: Black rook at a8, black knight at b8, black king at e8, black knight at g8 and black rook at h8. Black pawn at a7, black pawn at b7, black queen at c7, black bishop at e7 and black pawn at h7. Black bishop at e6 and black pawn at g6. White pawn at a5, white pawn at c5, black pawn at e5 and black pawn at f5. White bishop at c4, white pawn at g4 and white pawn at h4. White pawn at e3. White knight at a2, white pawn at c2, white queen at e2 and white pawn at f2. White rook at a1, white bishop at c1, white king at e1, white knight at g1 and white rook at h1. White kingside, white queenside, black kingside and black queenside castles are available. Half move number is 1. Full move number is 16. White to move.