Sudoku 7,191 (hard)
Sudoku 7,191, labelled 'hard', appears on The Guardian site (29 January 2026).
The page instructs: 'Fill the grid so that every row, every column and every 3x3 box contains the numbers 1 to 9.'
The page includes the line 'Click here to access the print version.'
The excerpt ends with 'Continue reading...'.
What is known: the puzzle title, its 'hard' difficulty and the rule given. What is not shown here is the full grid or a solution; the page points readers to a print version or further reading for the complete puzzle.
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