sentences:  Uniform prism
  
  There are 6 categorical uniform prisms based on the uniform 5-polytopes.Uniform duoprism
  
  There are 11 categorical uniform duoprismatic families of polytopes based on Cartesian products of lower-dimensional uniform polytopes.Five are formed as the product of a uniform 4-polytope with a regular polygon, and six are formed by the product of two uniform polyhedra