CREATE TABLE problem_status_codes (problem_status_code TEXT, problem_status_description TEXT)
CREATE TABLE problems (problem_id DECIMAL, product_id DECIMAL, closure_authorised_by_staff_id DECIMAL, reported_by_staff_id DECIMAL, date_problem_reported TIME, date_problem_closed TIME, problem_description TEXT, other_problem_details TEXT)
CREATE TABLE problem_log (problem_log_id DECIMAL, assigned_to_staff_id DECIMAL, problem_id DECIMAL, problem_category_code TEXT, problem_status_code TEXT, log_entry_date TIME, log_entry_description TEXT, log_entry_fix TEXT, other_log_details TEXT)
CREATE TABLE problem_category_codes (problem_category_code TEXT, problem_category_description TEXT)
CREATE TABLE product (product_id DECIMAL, product_name TEXT, product_details TEXT)
CREATE TABLE staff (staff_id DECIMAL, staff_first_name TEXT, staff_last_name TEXT, other_staff_details TEXT)

What are the log id and entry description of each problem?
SELECT problem_log_id, log_entry_description FROM problem_log
SELECT "problem_log_id", "log_entry_description" FROM "problem_log"