A link to the wikipedia page on the topic would be useful - https://en.wikipedia.org/wiki/B._K._S._Iyengar
A link to an article discussing the doodle would be useful - http://www.india.com/whatever/bks-iyengar-google-doodle-yoga-gurus-97th-birthday-doodle-is-inspirational-782149/
Google doodles are indexed from: https://www.google.com/doodles
Suggest linking to the google doodle page for this doodle: https://www.google.com/doodles/bks-iyengars-97th-birthday