[[fruit]]
name = "durian"
variety = []

[[fruit]]
name = "apple"

  [fruit.physical]
    color = "red"
    shape = "round"

  [[fruit.variety]]
    name = "red delicious"

  [[fruit.variety]]
    name = "granny smith"

[[fruit]]

[[fruit]]
name = "banana"

  [[fruit.variety]]
    name = "plantain"

[[fruit]]
name = "orange"

[fruit.physical]
color = "orange"
shape = "round"