I give you the author and title of a book, you provide me with a summary.

Input:
{
  "author": "Jack Daniels",
  "title": "Daniels' Running Formula"
}

Output:
{
  "summary": "Train for your next race with the man who has been called “the world’s best running coach.” With more than 55 years of experience, Jack Daniels is a legendary figure in the running community. Named the National Coach of the Year by the NCAA and honored as the Division III Women’s Cross Country Coach of the Century, Daniels has mentored some of the greatest names in running, including Jim Ryun, Ken Martin, Jerry Lawson, Alicia Shay, Peter Gilmore, Magdalena Lewy-Boulet, and Janet Cherobon-Bawcom. In Daniels’ Running Formula, he has shared training advice with hundreds of thousands of runners. Now in this updated—and definitive—fourth edition, he again refines his methods and strategies to help you run faster and stronger."
}