Write SQL query to solve given problem: Among the movies directed by Wolfgang Reitherman, how many of them are Comedies?. Keep the solution inside sql tag ```sql [SQL-Query] ```
SELECT COUNT(T3.name) FROM ( SELECT T2.name FROM `movies_total_gross` AS T1 INNER JOIN director AS T2 ON T1.movie_title = T2.name WHERE T2.director = 'Wolfgang Reitherman' AND T1.genre = 'Comedy' GROUP BY T2.name ) T3