Logic Masters Deutschland e.V.

Standard Sudoku rules apply.
Fill in the grid with the numbers 1-9 so that the numbers are not repeated in each row, column, and each 3x3 area (box) separated by a bold line.

Renban Wall rule apply.
Digits touching a purple renban wall form a non-repeating set of consecutive digits. A wall touches all cells which overlap any of its corner or edge segments. A wall also divides its set of digits into regions. Digits in a region are consecutive and can appear in any order.

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