DM Object: box () 1 MPI processes
  type: plex
box in 3 dimensions:
  0-cells: 125
  1-cells: 604
  2-cells: 864
  3-cells: 384
Labels:
  celltype: 4 strata with value/size (1 (604), 3 (864), 6 (384), 0 (125))
  depth: 4 strata with value/size (0 (125), 1 (604), 2 (864), 3 (384))
  marker: 1 strata with value/size (1 (452))