 By contrast with Frege, Russell abjured the level of sense and (at least around 1903–4) recognized what, following Moore, he called “propositions” as worldly entities composed of objects and properties. A modern Russellian approach might adopt these propositions—or something like them: the details of Russell’s own conception are quite vague—as the referents of declarative sentences, and identity theorists who followed this line might prefer to take a particular reading of (5) as their slogan. So these Russellians would affirm something along the lines of: