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: "how many billboard no 1 hit singles did the carpenters have?" whose answer is three.
Each document should contain about 30 words, and these documents should contain useful information.

Query: how many billboard no 1 hit singles did the carpenters have
Useful Output:

Doc 1: When looking over the Carpenters hit songs, there were 15 A/C #1 hits. All but 5 of those were also in the top 10 overall on the Billboard Hot 100.
Doc 2: A huge chart presence throughout the early to mid seventies, here are their five biggest hits that never quite made it to the top.
Doc 3: Welcome to my channel! This video is a chart visualization of Carpenters Hot 100 throughout their career (1970-1982). Enjoy!
Doc 4: Fifty years ago this week, Carpenters entered the Billboard Hot 100 for the first time with their ballad version of The Beatles' "Ticket to Ride."
Doc 5: From 'Calling Occupants' to 'Close To You', we round up the 10 very best songs by Richard and Karen Carpenter aka the Carpenters.