Question: List the states where both the secretary of 'Treasury' department and the secretary of 'Homeland Security' were born.
Schema: create table management (department_id varchar, head_id varchar, PRIMARY KEY (department_id)); create table head (born_state varchar, head_id varchar, PRIMARY KEY (born_state)); create table department (department_id varchar, name varchar, PRIMARY KEY (department_id))
SQL: select t3.born_state from department as t1 join management as t2 on t1.department_id = t2.department_id join head as t3 on t2.head_id = t3.head_id where t1.name = 'treasury' intersect select t3.born_state from department as t1 join management as t2 on t1.department_id = t2.department_id join head as t3 on t2.head_id = t3.head_id where t1.name = 'homeland security'