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7 edge [ color = gray40 ];
12 label = "root\nset|<r0> r0|<r1> r1\n*",
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22 root:r0 -> h1 [ color = gray10 ];
23 h1 -> h2 [ color = gray10 ];
24 h2 -> h5 [ color = gray10 ];
25 h5 -> h1 [ color = gray10 ];
26 root:r1 -> h6 [ style = bold, color = black ];