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 sings the song you're so vain?" whose answer is Carly Simon.
Each document should contain about 30 words, and these documents should contain useful information.

Query: who sings the song you're so vain
Useful Output:

Doc 1: With the track “You're So Vain,” Carly Simon spearheaded a change in how women write breakup songs and inspired a new era of female songwriter powerhouses like
Doc 2: After receiving the Best New Artist of the Year Grammy in 1971, Simon released “You're So Vain” in November 1972 — the track quickly skyrocketed
Doc 3: Carly Simon – You're So Vain (Lyric Video) · Comments.
Doc 4: Taylor Swift & Carly Simon - You're So Vain (Live on the Red Tour) · Comments458.
Doc 5: Music video by Carly Simon performing You're So Vain (Live On The Queen Mary 2). (C) 2005 Columbia Records, a division of Sony Music