CREATE TABLE table_name_33 (years VARCHAR, duration VARCHAR, character VARCHAR)

What are the years that have a duration of 15 years and giulia poggi as the character?
SELECT years FROM table_name_33 WHERE duration = "15 years" AND character = "giulia poggi"
SELECT "years" FROM "table_name_33" WHERE "15 years" = "duration" AND "character" = "giulia poggi"