Which of the following is not written by William Butler Yeats?

William Butler Yeats (1865 – 1939):
- Irish poet, dramatist, and prose writer, one of the greatest English-language poets of the 20th century.
- He is famous for his use of “Symbolism and Mysticism”.
- He wrote the preamble of Tagore's “Gitanjali” in 1912, which later got the Nobel prize in 1913.
- W.B Yeats got Nobel prize in 1923.
Major Works:
Poems:
- The Stolen Child
- The wild swans at Coole
- The Tower
- The Winding Stair and Other poems,
- The Resurrection,
- The Second Coming
- The Cat and the Moon
- Byzantium,
- The Lake Isle of Innisfree
- Among School Children
- The Lord of Harts
- falling of leaves
- A prayer for My Daughter
- When You Are Old.
Drama:
- The countess Cathleen
- Cathleen in Houlihan.

In A Station of the Metro" is an Imagist poem by Ezra Pound published in April 1913 in the literary magazine Poetry.