Add: 00000001 [A], <grid>(3 cols, 0 rows)
Status: 1 nodes, 1 undos, 0 redos
  Node changes:
    00000001 [A]: [A  tT      dD  ], <grid>(3 cols, 0 rows), Base: {X:i4, Y:r8?, Z:s}*
###
Ren: 00000001 [B] <= [A], <grid>(3 cols, 0 rows)
Status: 1 nodes, 2 undos, 0 redos
  Node changes:
    00000001 [B]: [ N             ], <grid>(3 cols, 0 rows), Base: {X:i4, Y:r8?, Z:s}*
###
Cfg: 00000001 [B], <grid>(3 cols, 15 rows)
Status: 1 nodes, 3 undos, 0 redos
  Node changes:
    00000001 [B]: [           dD  ], <grid>(3 cols, 15 rows), Base: {X:i4, Y:r8?, Z:s}*; stale rows: 0-15
###
