tokens: In this case , you 'll never get " 9876542 " to show up in the phone column unless you apply some logic to determine that this is n't the city , and to skip to the next column .
ner_tags: O O O O O O O O B-Value I-Value I-Value O O O O O B-Variable B-Data_Structure O O O O O O O O O O O O B-Variable O O O O O O O B-Data_Structure O