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: "when did blue m and ms come out?" whose answer is 1995.
Each document should contain about 30 words, and these documents should contain useful information.

Query: when did blue m and ms come out
Useful Output:

Doc 1: Fans of M&M's were thrilled in 1995 when the Mars Candy Company agreed to add blue to its rainbow of candy “button” colors.
Doc 2: The truth about Van Halen's M&M Rider – just good operations. August 7, 2013 by Mark T Littlewood. When it comes to tales of the diva-ish
Doc 3: In 1995, the Mars candy company decided that having two shades of brown M&Ms were unnecessary, so they did away with the light brown ones.
Doc 4: The blue M&M was introduced the same way in 1995 – but that color stuck, the AP reports. It looks like Purple has found her way into hearts
Doc 5: But the biggest change for M&Ms in the 1990s was the introduction of the beloved spokescandies, with the original crew being red, yellow, blue,