2bq1b1r/pr1pkn2/P2p2p1/2p3pp/4PP2/2P2N1P/QP1PKR2/R1B2B2 b - - 2 20
FEN state: 2bq1b1r/pr1pkn2/P2p2p1/2p3pp/4PP2/2P2N1P/QP1PKR2/R1B2B2 b - - 2 20 ; Best move: b7b6
The current state of the chess board is: Black bishop at c8, black queen at d8, black bishop at f8 and black rook at h8. Black pawn at a7, black rook at b7, black pawn at d7, black king at e7 and black knight at f7. White pawn at a6, black pawn at d6 and black pawn at g6. Black pawn at c5, black pawn at g5 and black pawn at h5. White pawn at e4 and white pawn at f4. White pawn at c3, white knight at f3 and white pawn at h3. White queen at a2, white pawn at b2, white pawn at d2, white king at e2 and white rook at f2. White rook at a1, white bishop at c1 and white bishop at f1. Both players have exhausted their castles. Half move number is 2. Full move number is 20. Black to move.