```go
type INI struct {
  Properties []*Property `@@*`
  Sections   []*Section  `@@*`
}

type Section struct {
  Identifier string      `"[" @Ident "]"`
  Properties []*Property `@@*`
}

type Property struct {
  Key   string `@Ident "="`
  Value *Value `@@`
}

type Value struct {
  String *string  `  @String`
  Float *float64  `| @Float`
  Int    *int     `| @Int`
}
```