COMPILATION_UNIT -> COMPILATION_UNIT [13:0]
|--PACKAGE_DEF -> package [13:0]
|   |--ANNOTATIONS -> ANNOTATIONS [13:39]
|   |--DOT -> . [13:39]
|   |   |--DOT -> . [13:28]
|   |   |   |--DOT -> . [13:22]
|   |   |   |   |--DOT -> . [13:11]
|   |   |   |   |   |--IDENT -> com [13:8]
|   |   |   |   |   `--IDENT -> puppycrawl [13:12]
|   |   |   |   `--IDENT -> tools [13:23]
|   |   |   `--IDENT -> checkstyle [13:29]
|   |   `--IDENT -> grammar [13:40]
|   `--SEMI -> ; [13:47]
|--SEMI -> ; [14:0]
|--IMPORT -> import [15:0]
|   |--DOT -> . [15:16]
|   |   |--DOT -> . [15:11]
|   |   |   |--IDENT -> java [15:7]
|   |   |   `--IDENT -> util [15:12]
|   |   `--IDENT -> ArrayList [15:17]
|   `--SEMI -> ; [15:26]
`--CLASS_DEF -> CLASS_DEF [20:0]
    |--MODIFIERS -> MODIFIERS [20:0]
    |   `--LITERAL_PUBLIC -> public [20:0]
    |--LITERAL_CLASS -> class [20:7]
    |--IDENT -> InputSemicolonBetweenImports [20:13]
    `--OBJBLOCK -> OBJBLOCK [21:0]
        |--LCURLY -> { [21:0]
        `--RCURLY -> } [22:0]
