Sentence:  The unit cell contains a single 8-connected cube-centered vertex, six 4-connected distorted square planar vertices and eight 4-connected distorted tetrahedral vertices. It is a <WSD>Wellsean</WSD> structure with a Wells point symbol given by (468)(48)(48) and a Schläfli symbol of (5, 4.2667). 
Meaning of the word marked with <WSD> tags:  Having a structure within which both polygonality and connectivity are fractional.