-- Database schema
| location : locationID [ INTEGER ] primary_key , locationcity [ TEXT ] , address [ TEXT ] , state [ TEXT ] , zipcode [ INTEGER ] , officephone [ TEXT ] | position : positionID [ INTEGER ] primary_key , positiontitle [ TEXT ] , educationrequired [ TEXT ] , minsalary [ TEXT ] , maxsalary [ TEXT ] | employee : ssn [ TEXT ] primary_key , lastname [ TEXT ] , firstname [ TEXT ] , hiredate [ TEXT ] , salary [ TEXT ] , gender [ TEXT ] , performance [ TEXT ] , positionID [ INTEGER ] employee.positionID = position.positionID , locationID [ INTEGER ] employee.locationID = location.locationID |
-- -- Describe the employees' full name, positions, located city and office phone number within Colorado state.

SELECT T1.firstname, T1.lastname, T3.positiontitle, T2.locationcity, T2.officephone FROM employee AS T1  INNER JOIN location AS T2  ON T1.locationID = T2.locationID INNER JOIN position AS T3  ON T3.positionID = T1.positionID WHERE T2.state = 'CO';