semi[w] = semi[u]
			}
		}

		// add w to bucket[vertex[semi[w]]]
		// implement bucket as a linked list implemented
		// in a pair of arrays.
		vsw := vertex[semi[w]]
		bucketLink[w] = bucketHead[vsw]
		bucketHead[vsw] = w

		linkOrig(parent[w], w, ancestor)

		// step3 in TOPLAS paper
		for v := bucketHead[parent[w]]; v != 0; v = bucketLink[v] {
			u := evalOrig(v, ancestor, semi, label)

    <alias type="application/vnd.ms-visio"/>
    <_comment>Microsoft Visio Diagram</_comment>
    <glob pattern="*.vsd"/>
    <glob pattern="*.vst"/>
    <glob pattern="*.vss"/>
    <glob pattern="*.vsw"/>
    <sub-class-of type="application/x-tika-msoffice"/>
  </mime-type>

  <mime-type type="application/vnd.ms-visio.drawing">
    <_comment>Office Open XML Visio Drawing (macro-free)</_comment>