This example does not crash (has a grammatical form) only if the second who is a headless relative. We have not covered headless relative clauses yet--they are adjoined to empty NPs. A sentence may ...

1. Relative clauses are “embedded” grammatical structures, contained inside other grammatical structures. 2. Relative clauses play a central role in English discourse. 3. Relative clause knowledge is ...

A relative clause can be used to give additional information about a noun. They are introduced by a relative pronoun like 'that', 'which', 'who', 'whose', 'where' and 'when'. For example: I won ...

A relative clause can be used to give additional information about a noun. They are introduced by a relative pronoun like 'that', 'which', 'who', 'whose', 'where' and 'when'. For example: I won ...

Think of non‐ essential relative clauses as adjectives describing the noun; you can remove adjectives without changing the meaning of the sentence. A relative clause can be introduced by either a ...