key: value
name: YAMLforge
port: 8080

parent:
  child: value
  nested:
    deep: data

# Hyphen format
items:
  - item1
  - item2
  - item3

# Inline format
colors: [red, green, blue]

# Anchor definition
defaults: &defaults
  timeout: 30
  retries: 3

# Reuse with alias
production:
  <<: *defaults
  host: prod.com

# This is a comment
key: value  # Inline comment