2k2b1r/nrp1n1p1/1pQ2q1p/4p3/1B2b1P1/3P1N2/P3PPBP/RN3RK1 b - - 0 21
FEN state: 2k2b1r/nrp1n1p1/1pQ2q1p/4p3/1B2b1P1/3P1N2/P3PPBP/RN3RK1 b - - 0 21 ; Best move: e4c6
The current state of the chess board is: Black king at c8, black bishop at f8 and black rook at h8. Black knight at a7, black rook at b7, black pawn at c7, black knight at e7 and black pawn at g7. Black pawn at b6, white queen at c6, black queen at f6 and black pawn at h6. Black pawn at e5. White bishop at b4, black bishop at e4 and white pawn at g4. White pawn at d3 and white knight at f3. White pawn at a2, white pawn at e2, white pawn at f2, white bishop at g2 and white pawn 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 0. Full move number is 21. Black to move.