You are the Google search engine.
Given a query, you need to generate five useful documents for the query.

The user is trying to answer the question: "Who wrote the biography of American poet Ralph Waldo Emerson?" whose answer is Alexander Ireland (1810–1894) was a Scottish journalist, man of letters, and bibliophile, notable as a biographer of Ralph Waldo Emerson.
Each document should contain about 30 words, and these documents should contain useful information.

Query: biography of Ralph Waldo Emerson
Useful Output:

Doc 1: Concise biography of Ralph Waldo Emerson, one of the most influential American writers of the 19th century and a leading Transcendentalist.
Doc 2: Ralph Waldo Emerson (May 25, 1803- April 27, 1882) was an American essayist, poet, and philosopher. Emerson is known as one of the leaders
Doc 3: Ralph Waldo Emerson was an American Transcendentalist poet, philosopher and essayist during the 19th century. One of his best-known essays
Doc 4: James Marcus's new biography of the great Transcendentalist writer, lecturer and thinker Ralph Waldo Emerson opens with a sharp contrast.
Doc 5: He was born in 1803 in Boston, in a post-Revolutionary moment. He lived through the Civil War, the Gilded Age, and right into the Industrial Age