tokens: There 's a fair amount of support , through things like the various Revolution R modules , in what to do if you 're bringing a large dataset into R , and it 's too large to be stored in RAM .
ner_tags: O O O O O O O O O O O O O O B-Language O O O O O O O O O O O O O O B-Language O O O O O O O O O O B-Device O