(TranslationUnit
    [(Program
        main
        ()
        []
        [(Implicit
            [(ImplicitSpec
                (AttrType
                    TypeComplex
                    []
                    ()
                    ()
                    None
                )
                [(LetterSpec
                    ()
                    a
                )
                (LetterSpec
                    ()
                    b
                )
                (LetterSpec
                    ()
                    c
                )]
            )]
            ()
        )
        (Implicit
            [(ImplicitSpec
                (AttrType
                    TypeCharacter
                    [(()
                    4
                    Value)]
                    ()
                    ()
                    None
                )
                [(LetterSpec
                    ()
                    k
                )
                (LetterSpec
                    ()
                    l
                )]
            )]
            ()
        )]
        []
        []
        []
    )]
)
