It’s even more inconsistent: RELATEDNAMES2 is not escaped in all languages. For example pt_BR contains literal text like this:
“10352-3″,”Identificação de bactérias”,”Ident”,”Pt”,”Genital”,”Nom”,”Cultura aeróbica”,”MICRO”,”Bacteria Genital Aerobe Cult”,”Bacteria identified in Genital specimen by Aerobe culture”,”Bact; Identity or presence; Point in time; Random; Gen; Genital tract; Urogenit; Urogenital; Nominal; Aerobe Cult; Aerobed; Cultures; C&S; Isolated; Microbiology”
I’m sure it is unintentional to escape in some languages but not in others?