1rbq2n1/2pp2p1/p1nb1kBr/2P1Npp1/1P3P1P/P3P3/6PB/RN3RK1 b - - 2 23
FEN state: 1rbq2n1/2pp2p1/p1nb1kBr/2P1Npp1/1P3P1P/P3P3/6PB/RN3RK1 b - - 2 23 ; Best move: d6e5
The current state of the chess board is: Black rook at b8, black bishop at c8, black queen at d8 and black knight at g8. Black pawn at c7, black pawn at d7 and black pawn at g7. Black pawn at a6, black knight at c6, black bishop at d6, black king at f6, white bishop at g6 and black rook at h6. White pawn at c5, white knight at e5, black pawn at f5 and black pawn at g5. White pawn at b4, white pawn at f4 and white pawn at h4. White pawn at a3 and white pawn at e3. White pawn at g2 and white bishop at h2. White rook at a1, white knight at b1, white rook at f1 and white king at g1. Both players have exhausted their castles. Half move number is 2. Full move number is 23. Black to move.