No date

Blog post page not showed

Blog author contain date string

Is not the real author.

Author field is blank text.

yes. there is unsupported table, but it's just like wrapper of image

Wrong author name

character "|" not removed from author name

author name is missing

Special characters with apostrophes won't be displayed (á -> á)

Additional for this declined issue
https://instantview.telegram.org/contest/elcorreogallego.es/template5/issue1/

Yes, author name is optional.
But there is setted author name with just one space (look at source code of IV, there is   in author section)
Is it valid? There must not be any "by" preposition, if author section is empty.

must be generated
https://instantview.telegram.org/contest/elcorreogallego.es/template9/?url=http%3A%2F%2Fwww.elcorreogallego.es%2Ftendencias%2Fel-correo2%2Fecg%2Fgoogle-siglo-xix-san-martino-pinario%2FidEdicion-2017-05-14%2FidNoticia-1055296

No author.