I've been thinking of snappy 2- and 3-word rejoinders to the edifice of Sillimanism:

Robert Frost

Wallace Stevens

Hart Crane

William Butler Yeats

John Berryman

Robert Frost

Robert Frost

Robert Frost (in Russia, meeting Akhmatova)

Joseph Brodsky

Anna Akhmatova

Les Murray (mustn't forget Australia)

Osip Mandelstam (vs. russkii-amerikanskii futurism)

Robert Frost