COMPILATION_UNIT -> COMPILATION_UNIT [1:1]
|--PACKAGE_DEF -> package [1:1]
|   |--ANNOTATIONS -> ANNOTATIONS [1:52]
|   |--DOT -> . [1:52]
|   |   |--DOT -> . [1:44]
|   |   |   |--DOT -> . [1:33]
|   |   |   |   |--DOT -> . [1:27]
|   |   |   |   |   |--DOT -> . [1:16]
|   |   |   |   |   |   |--IDENT -> com [1:13]
|   |   |   |   |   |   `--IDENT -> puppycrawl [1:17]
|   |   |   |   |   `--IDENT -> tools [1:28]
|   |   |   |   `--IDENT -> checkstyle [1:34]
|   |   |   `--IDENT -> grammar [1:45]
|   |   `--IDENT -> antlr4 [1:53]
|   `--SEMI -> ; [1:59]
`--CLASS_DEF -> CLASS_DEF [3:1]
    |--MODIFIERS -> MODIFIERS [3:1]
    |   `--LITERAL_PUBLIC -> public [3:1]
    |--LITERAL_CLASS -> class [3:13]
    |--IDENT -> InputAntlr4AstRegressionEmbeddedBlockComments [3:24]
    `--OBJBLOCK -> OBJBLOCK [3:75]
        |--LCURLY -> { [3:75]
        `--RCURLY -> } [5:3]
