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2 LayoutView at (0,0) size 800x600
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4 LayoutBlockFlow {HTML} at (0,0) size 800x216
5 LayoutBlockFlow {BODY} at (8,16) size 784x192
6 LayoutBlockFlow {P} at (0,0) size 784x20
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8 text run at (0,0) width 378: "The square below should be exactly 50 pixels high on the ruler."
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10 LayoutImage {IMG} at (45,0) size 50x50