Subject Free Relatives in Null-Subject Languages: Evidence from Slavic

Free relatives, also known as headless relatives, get their name from the fact that they do not appear accompanying and modifying a noun phrase. In contrast, ‘ordinary ’ relative clauses (both restrictive and appositive) are NP modifiers. As an illustration, consider the Polish sentences in (1). In (1a) the relative clause is headed, that is, it modifies the pronoun ten. The relative clause in (1b) does not have a head t