Complex sentence: It is one of 19 uniform polytera generated from the regular hexateron (5-simplex), constructed by applying a rectification operation, truncating the edges down to points, and creating new facets from each original vertex.
Split into simpler sentences: It is one of 19 uniform polytera generated from the regular hexateron (5-simplex). It can be constructed by applying a rectification operation to the hexateron, truncating the edges down to points, and creating new facets from each original vertex.