Each square in the grids below will contain either a black or white circle. When filled in correctly, there will be a single connected group of white circles and a single connected group of black circles in the grid. Cells are connected horizontally and vertically, but not diagonally. Nowhere in the grid can there be a two-by-two group of squares all containing the same color circles.
Example:
1)
2)
3)
Example:
1)
2)
3)
Answer:
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