Game 10:GM\Anand Confidently Applies The Gruenfeld Defense To Draw

GM\Anand surprised GM\Topalov with the rare 10... b6!? to deviate from home preparation.
Surprisingly in the endgame it was GM\Topalov who had to seek the draw.
Source of the photo:http://www.anand-topalov.com/plugins/gallery/plugin.gallery.view.php?photo=0000000931