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: "What film producer co-created Mickey Mouse along with Ub Iwerks?" whose answer is Walt Disney.
Each document should contain about 30 words, and these documents should contain useful information.

Query: film producer co-created Mickey Mouse with Ub Iwerks
Useful Output:

Doc 1: In fact, Ub pretty much animated the first three Mickey Mouse cartoons single-handedly. It was documented that Iwerks could produce 700 drawings
Doc 2: Iwerks not only helped create Mickey but he was also a creative inventor, instrumental in helping WED Enterprises, the precursor to today's Walt
Doc 3: Disney Legend Ub Iwerks spent most of his career quietly helping Walt's dreams become reality. Let's dive into the life and accomplishments of this lesser
Doc 4: American animator and special-effects technician who, among many other achievements, brought the world-renowned cartoon character Mickey Mouse to life.
Doc 5: American animator and special-effects technician Ub Iwerks created the cartoon character Mickey Mouse alongside Walt Disney and changed the course of animated