rn2qbr1/p1pkp2Q/1p1p2p1/3P1bN1/P1P2B2/1P2PP1N/6PP/2RK1BR1 b - - 0 21
FEN state: rn2qbr1/p1pkp2Q/1p1p2p1/3P1bN1/P1P2B2/1P2PP1N/6PP/2RK1BR1 b - - 0 21 ; Best move: g8g7
The current state of the chess board is: Black rook at a8, black knight at b8, black queen at e8, black bishop at f8 and black rook at g8. Black pawn at a7, black pawn at c7, black king at d7, black pawn at e7 and white queen at h7. Black pawn at b6, black pawn at d6 and black pawn at g6. White pawn at d5, black bishop at f5 and white knight at g5. White pawn at a4, white pawn at c4 and white bishop at f4. White pawn at b3, white pawn at e3, white pawn at f3 and white knight at h3. White pawn at g2 and white pawn at h2. White rook at c1, white king at d1, white bishop at f1 and white rook at g1. Both players have exhausted their castles. Half move number is 0. Full move number is 21. Black to move.