tokens: That is , to read the first line you run sed -n " 1 " p Words.txt , which reads the entire file and prints only the first line ; then you run sed -n " 2 " p Words.txt , which reads the entire file again and prints only the second line ; etc .
ner_tags: O O O O O O O O O O B-Code_Block I-Code_Block I-Code_Block I-Code_Block I-Code_Block I-Code_Block I-Code_Block O O O O O O O O O O O O O O O O B-Code_Block I-Code_Block I-Code_Block I-Code_Block I-Code_Block I-Code_Block I-Code_Block O O O O O O O O O O O O O O O O