r2q1b1r/p1pknb2/1Q1p3p/1p1Pppp1/P3PPB1/2P3P1/NP5P/R1B1K1NR b K - 0 19
FEN state: r2q1b1r/p1pknb2/1Q1p3p/1p1Pppp1/P3PPB1/2P3P1/NP5P/R1B1K1NR b K - 0 19 ; Best move: a7b6
The current state of the chess board is: Black rook at a8, black queen at d8, black bishop at f8 and black rook at h8. Black pawn at a7, black pawn at c7, black king at d7, black knight at e7 and black bishop at f7. White queen at b6, black pawn at d6 and black pawn at h6. Black pawn at b5, white pawn at d5, black pawn at e5, black pawn at f5 and black pawn at g5. White pawn at a4, white pawn at e4, white pawn at f4 and white bishop at g4. White pawn at c3 and white pawn at g3. White knight at a2, white pawn at b2 and white pawn at h2. White rook at a1, white bishop at c1, white king at e1, white knight at g1 and white rook at h1. White kingside is the only castle move available. Half move number is 0. Full move number is 19. Black to move.