1rb1kb2/pQp2qr1/n3p2p/1p3ppP/P1P2PP1/1P1pnN1B/NB1PP2R/1R2K3 w - - 0 21
FEN state: 1rb1kb2/pQp2qr1/n3p2p/1p3ppP/P1P2PP1/1P1pnN1B/NB1PP2R/1R2K3 w - - 0 21 ; Best move: b7c6
The current state of the chess board is: Black rook at b8, black bishop at c8, black king at e8 and black bishop at f8. Black pawn at a7, white queen at b7, black pawn at c7, black queen at f7 and black rook at g7. Black knight at a6, black pawn at e6 and black pawn at h6. Black pawn at b5, black pawn at f5, black pawn at g5 and white pawn at h5. White pawn at a4, white pawn at c4, white pawn at f4 and white pawn at g4. White pawn at b3, black pawn at d3, black knight at e3, white knight at f3 and white bishop at h3. White knight at a2, white bishop at b2, white pawn at d2, white pawn at e2 and white rook at h2. White rook at b1 and white king at e1. Both players have exhausted their castles. Half move number is 0. Full move number is 21. White to move.