A Chess Puzzle

I'd like to share today this elegant chess puzzle from a book I currently studying.   I hope to write a series of entries on this author and his work, so I hope you enjoy this sneak peak!

Problem No. 1 .

Photo credit: By Mananshah1008 (Own work) [CC BY-SA 3.0 (http://creativecommons.org/licenses/by-sa/3.0)], via Wikimedia Commons