COMPILATION_UNIT -> COMPILATION_UNIT [2:1]
|--PACKAGE_DEF -> package [2:1]
| |--ANNOTATIONS -> ANNOTATIONS [2:48]
| |--DOT -> . [2:48]
| | |--DOT -> . [2:40]
| | | |--DOT -> . [2:29]
| | | | |--DOT -> . [2:23]
| | | | | |--DOT -> . [2:12]
| | | | | | |--IDENT -> com [2:9]
| | | | | | `--IDENT -> puppycrawl [2:13]
| | | | | `--IDENT -> tools [2:24]
| | | | `--IDENT -> checkstyle [2:30]
| | | `--IDENT -> grammar [2:41]
| | `--IDENT -> java15 [2:49]
| `--SEMI -> ; [2:55]
|--CLASS_DEF -> CLASS_DEF [4:1]
| |--MODIFIERS -> MODIFIERS [4:1]
| | |--LITERAL_PUBLIC -> public [4:1]
| | `--LITERAL_NON_SEALED -> non-sealed [4:8]
| |--LITERAL_CLASS -> class [4:19]
| |--IDENT -> InputTopLevelNonSealed [4:25]
| |--EXTENDS_CLAUSE -> extends [4:48]
| | `--IDENT -> OtherClass [4:56]
| `--OBJBLOCK -> OBJBLOCK [4:67]
| |--LCURLY -> { [4:67]
| `--RCURLY -> } [5:1]
`--CLASS_DEF -> CLASS_DEF [7:1]
|--MODIFIERS -> MODIFIERS [7:1]
| `--LITERAL_SEALED -> sealed [7:1]
|--LITERAL_CLASS -> class [7:8]
|--IDENT -> OtherClass [7:14]
`--OBJBLOCK -> OBJBLOCK [7:25]
|--LCURLY -> { [7:25]
`--RCURLY -> } [8:1]