Logic Masters Deutschland e.V.

As the name suggests, this puzzle is about dots, also known as blackcurrants, redcurrants and grapes :).

Rules:

• Normal sudoku rules apply.
• Digits connected by a black dot have a 1:2 ratio.
• Digits connected by a green dot have a difference of at least 5.
• Digits connected by a red dot have different parity (i.e. one is odd and the other is even).
• Not all dots are given.

Play online on SudokuPad