---
elements:
  - type: Hidden
    name: count
  
  - type: Repeatable
    nested_name: rep
    increment_field_names: 1
    counter_name: count
    elements:
      - name: foo
        constraints:
          - type: Equal
            others:
                - bar
                - 'rep.baz'
      
      - name: bar
      - name: baz