DM Object: box 1 MPI process
  type: plex
box in 2 dimensions:
  Number of 0-cells per rank: 13
  Number of 1-cells per rank: 18
  Number of 2-cells per rank: 6
Labels:
  celltype: 3 strata with value/size (4 (6), 0 (13), 1 (18))
  depth: 3 strata with value/size (0 (13), 1 (18), 2 (6))
  marker: 1 strata with value/size (1 (17))
  Face Sets: 4 strata with value/size (4 (3), 2 (1), 1 (3), 3 (1))
  lower: 1 strata with value/size (1 (6))
