Typically consists of a preposition followed by a noun group/phrase. Prepositional phrases occur with a range of functions, including:

• adverbial in clause structure (for example, ‘on the train’ in ‘we met on the train’)

• modifier in noun group/phrase structure (for example, ‘with two children’ in ‘a couple with two children’)

• modifier in adjective group/phrase structure (for example, ‘on golf’ in ‘keen on golf’).