VIEW     1 rows = a:V
    0: subview 'a'
   VIEW     4 rows = p1:S p2:V
      0: 'one'
      0: subview 'p2'
     VIEW     1 rows = p3:I
        0: 1
      1: 'three'
      1: subview 'p2'
     VIEW     3 rows = p3:I
        0: 111
        1: 222
        2: 333
      2: 'two'
      2: subview 'p2'
     VIEW     2 rows = p3:I
        0: 11
        1: 22
      3: 'four'
      3: subview 'p2'
     VIEW     0 rows = p3:I