2kq1b1r/1p2p2p/3p4/5ppP/3p2n1/NpPPP1n1/rP3PPR/R1B1K3 b Q - 0 19
FEN state: 2kq1b1r/1p2p2p/3p4/5ppP/3p2n1/NpPPP1n1/rP3PPR/R1B1K3 b Q - 0 19 ; Best move: a2a1
The current state of the chess board is: Black king at c8, black queen at d8, black bishop at f8 and black rook at h8. Black pawn at b7, black pawn at e7 and black pawn at h7. Black pawn at d6. Black pawn at f5, black pawn at g5 and white pawn at h5. Black pawn at d4 and black knight at g4. White knight at a3, black pawn at b3, white pawn at c3, white pawn at d3, white pawn at e3 and black knight at g3. Black rook at a2, white pawn at b2, white pawn at f2, white pawn at g2 and white rook at h2. White rook at a1, white bishop at c1 and white king at e1. White queenside is the only castle move available. Half move number is 0. Full move number is 19. Black to move.