rnbq2nr/pppp2p1/3N1p1p/3k1p2/Pb6/4K2N/1PPPP1PP/R1B1QB1R b - - 5 10
FEN state: rnbq2nr/pppp2p1/3N1p1p/3k1p2/Pb6/4K2N/1PPPP1PP/R1B1QB1R b - - 5 10 ; Best move: b4d6
The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, black queen at d8, black knight at g8 and black rook at h8. Black pawn at a7, black pawn at b7, black pawn at c7, black pawn at d7 and black pawn at g7. White knight at d6, black pawn at f6 and black pawn at h6. Black king at d5 and black pawn at f5. White pawn at a4 and black bishop at b4. White king at e3 and white knight at h3. White pawn at b2, white pawn at c2, white pawn at d2, white pawn at e2, white pawn at g2 and white pawn at h2. White rook at a1, white bishop at c1, white queen at e1, white bishop at f1 and white rook at h1. Both players have exhausted their castles. Half move number is 5. Full move number is 10. Black to move.