Table schema:
CREATE TABLE countries (country_name VARCHAR, country_id VARCHAR); CREATE TABLE departments (department_id VARCHAR, location_id VARCHAR); CREATE TABLE locations (location_id VARCHAR, country_id VARCHAR); CREATE TABLE employees (first_name VARCHAR, last_name VARCHAR, employee_id VARCHAR, department_id VARCHAR)

Question: display the full name (first and last name ) of employee with ID and name of the country presently where (s)he is working.
SQL: SELECT T1.first_name, T1.last_name, T1.employee_id, T4.country_name FROM employees AS T1 JOIN departments AS T2 ON T1.department_id = T2.department_id JOIN locations AS T3 ON T2.location_id = T3.location_id JOIN countries AS T4 ON T3.country_id = T4.country_id