1. a

   Content or form, or nothing here. Whatever you want.

   1. c

      Content or form, or nothing here. Whatever you want.

      1. e

         Content or form, or nothing here. Whatever you want.

   2. d

      Content or form, or nothing here. Whatever you want.

2. f

   Content or form, or nothing here. Whatever you want.

3. b

   Content or form, or nothing here. Whatever you want.

1. b

   Content or form, or nothing here. Whatever you want.

Try the custom methods: