r1b2bnr/p1p3p1/np1kqp1p/4p2P/3P4/N1P1P3/PP1K1PP1/1RB2BNR b - - 0 15
FEN state: r1b2bnr/p1p3p1/np1kqp1p/4p2P/3P4/N1P1P3/PP1K1PP1/1RB2BNR b - - 0 15 ; Best move: d6d7
The current state of the chess board is: Black rook at a8, black bishop at c8, black bishop at f8, black knight at g8 and black rook at h8. Black pawn at a7, black pawn at c7 and black pawn at g7. Black knight at a6, black pawn at b6, black king at d6, black queen at e6, black pawn at f6 and black pawn at h6. Black pawn at e5 and white pawn at h5. White pawn at d4. White knight at a3, white pawn at c3 and white pawn at e3. White pawn at a2, white pawn at b2, white king at d2, white pawn at f2 and white pawn at g2. White rook at b1, white bishop at c1, white bishop at f1, white knight at g1 and white rook at h1. Both players have exhausted their castles. Half move number is 0. Full move number is 15. Black to move.