1r2k2r/2ppq2p/QpPb1p1B/p2np1p1/P5P1/1P5N/R2NPP1P/4KB1R b Kk - 3 18
FEN state: 1r2k2r/2ppq2p/QpPb1p1B/p2np1p1/P5P1/1P5N/R2NPP1P/4KB1R b Kk - 3 18 ; Best move: d5b4
The current state of the chess board is: Black rook at b8, black king at e8 and black rook at h8. Black pawn at c7, black pawn at d7, black queen at e7 and black pawn at h7. White queen at a6, black pawn at b6, white pawn at c6, black bishop at d6, black pawn at f6 and white bishop at h6. Black pawn at a5, black knight at d5, black pawn at e5 and black pawn at g5. White pawn at a4 and white pawn at g4. White pawn at b3 and white knight at h3. White rook at a2, white knight at d2, white pawn at e2, white pawn at f2 and white pawn at h2. White king at e1, white bishop at f1 and white rook at h1. White kingside and black kingside castles are available. Half move number is 3. Full move number is 18. Black to move.