rn1k1b2/ppp1p1p1/b2N1n1r/3p1p1p/1P1P1P2/2P3P1/P2BNK1P/R1Q2B1R w - - 5 15
FEN state: rn1k1b2/ppp1p1p1/b2N1n1r/3p1p1p/1P1P1P2/2P3P1/P2BNK1P/R1Q2B1R w - - 5 15 ; Best move: d6f7
The current state of the chess board is: Black rook at a8, black knight at b8, black king at d8 and black bishop at f8. Black pawn at a7, black pawn at b7, black pawn at c7, black pawn at e7 and black pawn at g7. Black bishop at a6, white knight at d6, black knight at f6 and black rook at h6. Black pawn at d5, black pawn at f5 and black pawn at h5. White pawn at b4, white pawn at d4 and white pawn at f4. White pawn at c3 and white pawn at g3. White pawn at a2, white bishop at d2, white knight at e2, white king at f2 and white pawn at h2. White rook at a1, white queen at c1, white bishop at f1 and white rook at h1. Both players have exhausted their castles. Half move number is 5. Full move number is 15. White to move.