Database: chicago_crime
Question: Among the criminal sexual assaults in the district of Adnardo Gutierrez, how many cases happened in the residence?
SQL: SELECT COUNT(T2.report_no) FROM District AS T1 INNER JOIN Crime AS T2 ON T2.district_no = T1.district_no INNER JOIN FBI_Code AS T3 ON T3.fbi_code_no = T2.fbi_code_no WHERE T3.title = 'Criminal Sexual Assault' AND T1.commander = 'Adnardo Gutierrez' AND T2.location_description = 'RESIDENCE'