nested_mappings.yaml

person:
  name: Dino
  age: 29
  address:
    streetname: Champions Blvd
    number: 77
    zipcode: 85051
    city: Ingolstadt
    country: Germany

# here we see a person mapping and this mapping is containing 
# three other mapping (name, age, address) and address is containig five other mappings
# (streetname, number, zipcode, city and country)
---
person:
  name: Dino
  age: 29
  address:
    streetname: Champions Blvd
    number: 77
    zipcode: 85051
    city: Ingolstadt
    country: Germany
  dog: { name: Speedy, breed: Dachshund }


# here we see that we can combine flow style with block style
# we added a dog to our person so god can actually contain a mapping in the flow style
# other way around is not possible; we cannot use the block style inside the flow style