manipulating the data in some way so the basic task here is to find the missing part given and one part so to explain that better want to imagine if we have like what we had before was a set of sentences that was the data we were given what the um what the researcher does is they take as one part of and they generate this training data set with labels so we have the information is the trick the sentence with a piece missing and the answer is the piece that's missing so they train this way and this way we have labels because we have these