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Now, suppose that you have a file, vtbls.dta, that contains descriptions of foods in the following format:

  *-- Food name 
  |         *-- Fat, carbohydrate, and protein calories per serving 
  |         | 
  |         v 
  v       ------ 
Broccoli  3 16 9 
Carrots   1 33 4 
Corn      1 23 6 
Cabbage   2 14 3