Write SQL query to solve given problem: What is the category of the film Agent Truman?. Keep the solution inside sql tag ```sql [SQL-Query] ```
SELECT T3.name FROM film AS T1 INNER JOIN film_category AS T2 ON T1.film_id = T2.film_id INNER JOIN category AS T3 ON T2.category_id = T3.category_id WHERE T1.title = 'AGENT TRUMAN'