query: SELECT country FROM customers WHERE first_name = "Roberto" AND last_name = "Almeida";
question: In which countrys do Are Robertoing Almeida?
query_toks: SELECT country FROM customers WHERE first_name = `` Roberto '' AND last_name = `` Almeida '' ;
query_toks_no_value: select country from customers where first_name = value and last_name = value
question_toks: In which countrys do Are Robertoing Almeida?