Database: chicago_crime
Question: How many different types of crimes, according to the primary description, have occurred in the Hermosa neighborhood?
SQL: SELECT SUM(CASE WHEN T4.neighborhood_name = 'Hermosa' THEN 1 ELSE 0 END) FROM IUCR AS T1 INNER JOIN Crime AS T2 ON T2.iucr_no = T1.iucr_no INNER JOIN Community_Area AS T3 ON T3.community_area_no = T2.community_area_no INNER JOIN Neighborhood AS T4 ON T4.community_area_no = T3.community_area_no