1rb1kr2/3pq1pp/p3p1P1/1pP3BP/QnP2pnb/PP3P1K/4P1BR/RN4N1 b - - 0 21
FEN state: 1rb1kr2/3pq1pp/p3p1P1/1pP3BP/QnP2pnb/PP3P1K/4P1BR/RN4N1 b - - 0 21 ; Best move: h4g5
The current state of the chess board is: Black rook at b8, black bishop at c8, black king at e8 and black rook at f8. Black pawn at d7, black queen at e7, black pawn at g7 and black pawn at h7. Black pawn at a6, black pawn at e6 and white pawn at g6. Black pawn at b5, white pawn at c5, white bishop at g5 and white pawn at h5. White queen at a4, black knight at b4, white pawn at c4, black pawn at f4, black knight at g4 and black bishop at h4. White pawn at a3, white pawn at b3, white pawn at f3 and white king at h3. White pawn at e2, white bishop at g2 and white rook at h2. White rook at a1, white knight at b1 and white knight at g1. Both players have exhausted their castles. Half move number is 0. Full move number is 21. Black to move.