r2q2k1/p4pbr/1p2bp1p/3PpP2/8/PP1nQK1P/R1PB2P1/5BNR b - - 4 21
FEN state: r2q2k1/p4pbr/1p2bp1p/3PpP2/8/PP1nQK1P/R1PB2P1/5BNR b - - 4 21 ; Best move: e6d5
The current state of the chess board is: Black rook at a8, black queen at d8 and black king at g8. Black pawn at a7, black pawn at f7, black bishop at g7 and black rook at h7. Black pawn at b6, black bishop at e6, black pawn at f6 and black pawn at h6. White pawn at d5, black pawn at e5 and white pawn at f5. White pawn at a3, white pawn at b3, black knight at d3, white queen at e3, white king at f3 and white pawn at h3. White rook at a2, white pawn at c2, white bishop at d2 and white pawn at g2. White bishop at f1, white knight at g1 and white rook at h1. Both players have exhausted their castles. Half move number is 4. Full move number is 21. Black to move.