Sudoku, 6A+
Difficult start
Added by Giuliano Cameroni
Grade opinions
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Ascents from public tick lists

Denis X
2011-06-18
Red point
Joonas Kaasalainen
2013-07-16
Flash
Tomi Lindroos
2014-06-16
Red point

Public to-do list entries

Guus Heemskerk
Stefano Altarini
Stefano Altarini