We've all been there, as a white belt being caught under kesa gatame or the scarf hold. It's miserable! Your chest is compressed, your legs feel absolutely useless and if your opponent shows you any mercy, he's not adding any extra pressure. Even as an advanced practitioner, getting free from this position can be tough if your grappling against a more skilled opponent or someone with a little Judo Experience.
Here Budo Jake shows
The easiest escape for the Kesa Gatame (Scarf Hold)