 Again, all determiner denotations appear to satisfy Ext. At first sight, nothing in principle would seem to prevent a language from containing a determiner, say evso, which meant every on universes with less than 10 elements and some on larger universes. But not only is there in fact no such determiner in any language—there couldn’t be, if the noun argument of a determiner is to restrict the domain of quantification to the denotation of that noun.