Three of each color in every row and column. No more than two of the same side by side. How to play

Filled 9 of 36 cells

How to play Halves

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Tap a cell once for blue, twice for yellow and three times to clear it.
Every row and column has three blue and three yellow cells.
Never put three cells of the same color side by side.
Cells with a dot are fixed.

Every board has one solution. You never need to guess.