r1b1qknb/pnp1p2r/3pQ3/pP3ppP/2B1P3/2P4P/2K2P2/RNB3NR b - - 1 21
FEN state: r1b1qknb/pnp1p2r/3pQ3/pP3ppP/2B1P3/2P4P/2K2P2/RNB3NR b - - 1 21 ; Best move: c8e6
The current state of the chess board is: Black rook at a8, black bishop at c8, black queen at e8, black king at f8, black knight at g8 and black bishop at h8. Black pawn at a7, black knight at b7, black pawn at c7, black pawn at e7 and black rook at h7. Black pawn at d6 and white queen at e6. Black pawn at a5, white pawn at b5, black pawn at f5, black pawn at g5 and white pawn at h5. White bishop at c4 and white pawn at e4. White pawn at c3 and white pawn at h3. White king at c2 and white pawn at f2. White rook at a1, white knight at b1, white bishop at c1, white knight at g1 and white rook at h1. Both players have exhausted their castles. Half move number is 1. Full move number is 21. Black to move.