This phrase in the terminology section seems to be confusing:
We use the term property quantifiers for the declaration of the allowed number of instances of a certain property that an instance of its range or domain may have.
New Phrasing of the first sentence of quantifiers in the terminology section
We use the term "property quantifiers" for the declaration of the allowed number of instances of a certain property that can refer to a particular instance of the range class or the domain class of that property.
27/5/2010 by email from Martin
The proposal accepted, Nuremberg Dec 2010