Please read Alexey Sklyarenko's annotations on Pale Fire, Ada and other Nabokov works here.
In VN’s novel Pale Fire (1962) the poet Shade and his commentator Kinbote live in New Wye (a small University town). The Wye is a river in England and Wales. Lines Composed a Few Miles above Tintern Abbey, On Revisiting the Banks of the Wye during a Tour. July 13, 1798 is a poem by Wordsworth. In Canto One of his poem Shade mentions his frame house between Goldsworth and Wordsmith on its square of green:
I cannot understand why from the lake