นักเรียนชื่อ CHRISSY NABOZNY มีครูกี่คน?ไม่จำเป็นต้องใช้ตารางทั้งหมด
How many teachers does the student named CHRISSY NABOZNY have?It is not neccessary to use all the tables.
 teachers:  (classroom [ VARCHAR) ]
SELECT COUNT(*) FROM list AS T1 JOIN teachers AS T2 ON T1.classroom = T2.classroom WHERE T1.firstname = "CHRISSY" AND T1.lastname = "NABOZNY"