test.java.file
  POLYADIC_EXPRESSION
    REFERENCE_EXPRESSION
      REFERENCE_PARAMETER_LIST
        <empty list>
      IDENTIFIER
    WHITE_SPACE
    OROR
    WHITE_SPACE
    REFERENCE_EXPRESSION
      REFERENCE_PARAMETER_LIST
        <empty list>
      IDENTIFIER
    WHITE_SPACE
    OROR
    WHITE_SPACE
    REFERENCE_EXPRESSION
      REFERENCE_PARAMETER_LIST
        <empty list>
      IDENTIFIER