r3k2r/4pp1p/n1q3pn/pp2bb2/QPpP1N2/N3P1P1/P1PB1P1P/1R1R2K1 b kq - 9 16
FEN state: r3k2r/4pp1p/n1q3pn/pp2bb2/QPpP1N2/N3P1P1/P1PB1P1P/1R1R2K1 b kq - 9 16 ; Best move: b5a4
The current state of the chess board is: Black rook at a8, black king at e8 and black rook at h8. Black pawn at e7, black pawn at f7 and black pawn at h7. Black knight at a6, black queen at c6, black pawn at g6 and black knight at h6. Black pawn at a5, black pawn at b5, black bishop at e5 and black bishop at f5. White queen at a4, white pawn at b4, black pawn at c4, white pawn at d4 and white knight at f4. White knight at a3, white pawn at e3 and white pawn at g3. White pawn at a2, white pawn at c2, white bishop at d2, white pawn at f2 and white pawn at h2. White rook at b1, white rook at d1 and white king at g1. Black kingside and black queenside castles are available. Half move number is 9. Full move number is 16. Black to move.