“…As will be shown in the review of relevant research below, to answer this question many researchers have sought to identify a set of open class lexical items, including general nouns (Halliday & Hasan, 1976), type 3 vocabulary (Winter, 1982), anaphoric nouns (Francis, 1986), labels (Francis, 1994) carrier nouns (Ivanic, 1991), shell nouns (Schmid, 2000), and signalling nouns (Flowerdew, 2006(Flowerdew, & 2010. However, I argue here that complex anaphora is not in practice performed by open class lexical heads but by a set of closed class items which accompany them.…”