so are you saying that all you need to to have to be a great ground and pound guy is a greco roman wrestling and strength? so you think that bjj and the ground and pound strategy have no relation.
as for winning from the bottom if we're talking about being on the bottom side of a ground and pound -- meaning from the bottom side of mount or side control, i know of no submissions from those positions. so i went to bjj.org because they have a list of submissions and they have none either.
what is it that you do by the way