query: SELECT Nationality FROM HOST WHERE Age  >  45 INTERSECT SELECT Nationality FROM HOST WHERE Age  <  35
question: Show the nation that both host more older to 45 and host more younger to 35.
query_toks: SELECT Nationality FROM HOST WHERE Age > 45 INTERSECT SELECT Nationality FROM HOST WHERE Age < 35
query_toks_no_value: select nationality from host where age > value intersect select nationality from host where age < value
question_toks: Show the nation that both host more older to 45 and host more younger to 35.