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 was the apple ipad mini 4 released?" whose answer is September 9, 2015.
Each document should contain about 30 words, and these documents should contain useful information.

Query: release date iPad Mini 4
Useful Output:

Doc 1: See the tech specs for iPad mini (5th generation). iPad mini 4. Year: Late 2015. Capacity: 16 GB, 32 GB, 64 GB, 128 GB.
Doc 2: Apple iPad ; iPad Mini 4, 9 years ago. (09 Sep 2015). 6 years ago. (18 Mar 2019) ; iPad Mini 3, 10 years ago. (22 Oct 2014). 9 years ago. (09 Sep
Doc 3: Launched in October 2024, the iPad mini is at the beginning of its product cycle, which means that now is the best time to buy an iPad mini.
Doc 4: iPad (4th Generation) - November 2, 2012  Just a few months later, Apple released iPad 4. In a massive new shift, this model ditched the 30-pin
Doc 5: After a seasonal product refresh in March 2017, Apple streamlined the iPad mini 4 line to just one single capacity: 128GB. A choice of color is