the labels all right another approach is called pre-trained it's a kind of a little different in the previous approach was based on some kind of on a data level so we can created our data in the city in the interested single set of labels now we are solving some kind of a model level problem so we take on the schudle labels change the model only opens up to the labels and we have change some kind of weight in civilization so we will save the way so this one is a bit we have obtained and this weights could be