You can't just post a single image like that and draw some lines, of course, it's going to fit itself
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If we have an image like that and we assume that the angle is the same.
Then we move the holes a bit.
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Now there is a clear distinction between the shadows. You might be able to move the sun to fit two of them, but from what I understand it will not fit with 3 holes and besides that, one can't simply move the sun around, as the experiment has to work with a fixed one.
But maybe
@Subduction Zone can elaborate on that, as he seems to know more about this than I do