2r1k1nr/pb1nb3/1pp2qp1/3pp2p/1P1BpQPP/3P3R/P1P1PP2/3RKBN1 b k - 3 19
FEN state: 2r1k1nr/pb1nb3/1pp2qp1/3pp2p/1P1BpQPP/3P3R/P1P1PP2/3RKBN1 b k - 3 19 ; Best move: f6f4
The current state of the chess board is: Black rook at c8, black king at e8, black knight at g8 and black rook at h8. Black pawn at a7, black bishop at b7, black knight at d7 and black bishop at e7. Black pawn at b6, black pawn at c6, black queen at f6 and black pawn at g6. Black pawn at d5, black pawn at e5 and black pawn at h5. White pawn at b4, white bishop at d4, black pawn at e4, white queen at f4, white pawn at g4 and white pawn at h4. White pawn at d3 and white rook at h3. White pawn at a2, white pawn at c2, white pawn at e2 and white pawn at f2. White rook at d1, white king at e1, white bishop at f1 and white knight at g1. Black kingside is the only castle move available. Half move number is 3. Full move number is 19. Black to move.