r1b2bn1/p1p1pk2/2Q3p1/p1P1rp2/P2PpB1p/5P1P/nP4P1/RN2K1NR b KQ - 1 17
FEN state: r1b2bn1/p1p1pk2/2Q3p1/p1P1rp2/P2PpB1p/5P1P/nP4P1/RN2K1NR b KQ - 1 17 ; Best move: a2b4
The current state of the chess board is: Black rook at a8, black bishop at c8, black bishop at f8 and black knight at g8. Black pawn at a7, black pawn at c7, black pawn at e7 and black king at f7. White queen at c6 and black pawn at g6. Black pawn at a5, white pawn at c5, black rook at e5 and black pawn at f5. White pawn at a4, white pawn at d4, black pawn at e4, white bishop at f4 and black pawn at h4. White pawn at f3 and white pawn at h3. Black knight at a2, white pawn at b2 and white pawn at g2. White rook at a1, white knight at b1, white king at e1, white knight at g1 and white rook at h1. White kingside and white queenside castles are available. Half move number is 1. Full move number is 17. Black to move.