Nodes with compounds missing @n

[klosoter]

//Node[c|m][not(./@n)] and //Node[c] return exactly the same.

The Nodes that have compounds do not have an @n attribute.

<Node Cat="noun" morphId="010040220061" Unicode="תּ֣וּבַל קַ֔יִן" nodeId="0100402200610010" StrongNumberX="8423">
    <c english="Tubal-cain" mandarin="土八该隐" SDBH="תּוּבַל קַיִן:003001007:Names of People:Tubal-Cain">
        <m word="GEN 4:22!6" xml:id="o010040220061" lang="H" after=" " lemma="8423+" morph="Np" pos="noun" type="proper">תּ֣וּבַל</m>
        <m word="GEN 4:22!7" xml:id="o010040220071" lang="H" after=" " lemma="8423" morph="Np" pos="noun" type="proper">קַ֔יִן</m>
      </c>
    </Node>
  </Node>
  <Node Cat="np" Rule="NPofNP" Head="0" nodeId="0100402200810060">
    <Node Cat="np" Rule="Vp2Np" Head="0" nodeId="0100402200810012">
      <Node Cat="vp" Rule="V2VP" Head="0" nodeId="0100402200810011">
        <Node n="o010040220081" Cat="verb" morphId="010040220071" Unicode="לֹטֵ֕שׁ" nodeId="0100402200810010" StrongNumberX="3913" SenseNumber="2" Frame="A0:010040220061; A1:010040220091;" SubjRef="010040220061" Greek="σφυροκόπος">
          <m word="GEN 4:22!8" xml:id="o010040220081" lang="H" after=" " lemma="3913" morph="Vqrmsc" pos="verb" stem="qal" type="participle active" gender="masculine" number="singular" state="construct" english="made" mandarin="打造" SDBH="לטשׁ:002001001048:Shape:to hammer;to forge">לֹטֵ֕שׁ</m>
        </Node>
      </Node>
    </Node>