r2k3r/nq2ppb1/p7/1ppp1Qp1/1PP5/2BPPPnP/P4NP1/RB2K1NR b - - 0 20
FEN state: r2k3r/nq2ppb1/p7/1ppp1Qp1/1PP5/2BPPPnP/P4NP1/RB2K1NR b - - 0 20 ; Best move: g7c3
The current state of the chess board is: Black rook at a8, black king at d8 and black rook at h8. Black knight at a7, black queen at b7, black pawn at e7, black pawn at f7 and black bishop at g7. Black pawn at a6. Black pawn at b5, black pawn at c5, black pawn at d5, white queen at f5 and black pawn at g5. White pawn at b4 and white pawn at c4. White bishop at c3, white pawn at d3, white pawn at e3, white pawn at f3, black knight at g3 and white pawn at h3. White pawn at a2, white knight at f2 and white pawn at g2. White rook at a1, white bishop at b1, white king at e1, white knight at g1 and white rook at h1. Both players have exhausted their castles. Half move number is 0. Full move number is 20. Black to move.