1nbqk1r1/1p1p1p1p/1P1P2p1/4p3/1Pp1P2b/2N2QPP/2P3P1/R3KBNR b - - 0 23
FEN state: 1nbqk1r1/1p1p1p1p/1P1P2p1/4p3/1Pp1P2b/2N2QPP/2P3P1/R3KBNR b - - 0 23 ; Best move: d8b6
The current state of the chess board is: Black knight at b8, black bishop at c8, black queen at d8, black king at e8 and black rook at g8. Black pawn at b7, black pawn at d7, black pawn at f7 and black pawn at h7. White pawn at b6, white pawn at d6 and black pawn at g6. Black pawn at e5. White pawn at b4, black pawn at c4, white pawn at e4 and black bishop at h4. White knight at c3, white queen at f3, white pawn at g3 and white pawn at h3. White pawn at c2 and white pawn at g2. White rook at a1, white king at e1, 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 23. Black to move.