r1bnk1nr/1p6/4Qp2/p1ppp2p/P1qP1B1P/N1P3p1/RP2PPP1/1K3B1R b kq - 1 21
FEN state: r1bnk1nr/1p6/4Qp2/p1ppp2p/P1qP1B1P/N1P3p1/RP2PPP1/1K3B1R b kq - 1 21 ; Best move: d8e6
The current state of the chess board is: Black rook at a8, black bishop at c8, black knight at d8, black king at e8, black knight at g8 and black rook at h8. Black pawn at b7. White queen at e6 and black pawn at f6. Black pawn at a5, black pawn at c5, black pawn at d5, black pawn at e5 and black pawn at h5. White pawn at a4, black queen at c4, white pawn at d4, white bishop at f4 and white pawn at h4. White knight at a3, white pawn at c3 and black pawn at g3. White rook at a2, white pawn at b2, white pawn at e2, white pawn at f2 and white pawn at g2. White king at b1, white bishop at f1 and white rook at h1. Black kingside and black queenside castles are available. Half move number is 1. Full move number is 21. Black to move.