sses if 1 and only 1 blue border encloses a whole set of several "Filler Text" (each rotated 90 degrees clockwise). The shape of the blue border may be non-rectangular but this is not required.</p>

  <div><span>Filler Text Filler Text Filler Text Filler Text Filler Text Filler Text Filler Text</span></div>

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