| original_column_name,column_name,column_description,data_format,value_description | |
| customer_id,customer id,the unique identifier of the customer,integer, | |
| first_name,first name,the first name of the customer,text, | |
| last_name,last name,the last name of the customer,text,"commonsense evidence: | |
| A person's full name is the first name, middle name (if applicable), and last name. " | |
| email,,the email of the customer,text, | |