only looking to the left right then you can you can say what's the next character the model says B and then we can feed the same thing into the model and say okay what's now the next character what's now the next character G so there's pretty useful if you only look to the left you can actually use the model then for generating a language which is something you can't do with Burt or it's not it's not really obvious now how to do it with where people are I know people are investigating into language producing producing entire