rn2kb1r/5p2/p3b1p1/1PNp1n1p/P4p2/4R3/1PQPP1PP/1NBK1B1R w kq - 1 16
FEN state: rn2kb1r/5p2/p3b1p1/1PNp1n1p/P4p2/4R3/1PQPP1PP/1NBK1B1R w kq - 1 16 ; Best move: c5e6
The current state of the chess board is: Black rook at a8, black knight at b8, black king at e8, black bishop at f8 and black rook at h8. Black pawn at f7. Black pawn at a6, black bishop at e6 and black pawn at g6. White pawn at b5, white knight at c5, black pawn at d5, black knight at f5 and black pawn at h5. White pawn at a4 and black pawn at f4. White rook at e3. White pawn at b2, white queen at c2, white pawn at d2, white pawn at e2, white pawn at g2 and white pawn at h2. White knight at b1, white bishop at c1, white king at d1, white bishop at f1 and white rook at h1. Black kingside and black queenside castles are available. Half move number is 1. Full move number is 16. White to move.