4kb1r/r2n1pp1/1q5p/N1n1p3/Pp2pP2/R1PP2B1/1PK1Q1PP/1N3B1R b k f3 0 19
FEN state: 4kb1r/r2n1pp1/1q5p/N1n1p3/Pp2pP2/R1PP2B1/1PK1Q1PP/1N3B1R b k f3 0 19 ; Best move: b4a3
The current state of the chess board is: Black king at e8, black bishop at f8 and black rook at h8. Black rook at a7, black knight at d7, black pawn at f7 and black pawn at g7. Black queen at b6 and black pawn at h6. White knight at a5, black knight at c5 and black pawn at e5. White pawn at a4, black pawn at b4, black pawn at e4 and white pawn at f4. White rook at a3, white pawn at c3, white pawn at d3 and white bishop at g3. White pawn at b2, white king at c2, white queen at e2, white pawn at g2 and white pawn at h2. White knight at b1, white bishop at f1 and white rook at h1. Black kingside is the only castle move available. Half move number is 0. Full move number is 19. En Passant Target Square: f3. Black to move.