COM12:
Heavy normative Style: a grammar would be more appropriate:

“this value shall be the concatenation of Property Term Qualifier, Property TermPossessive Noun and, when the Property Term Primary Noun is not "Text" or it is "Text" and both the Property Term Qualifier and the Property Term Possess-ive Noun are not defined, then the Property Term Primary Noun (abbreviating it as required) and, when the Representation Term is not "Text" and the PropertyTerm Primary Noun is not equivalent to the Representation Term, then also the Representation Term component (abbreviating it as required), all without inter….."