Find the number of teachers who teach the student called CHRISSY NABOZNY.
SELECT count(*) FROM list AS T1 JOIN teachers AS T2 ON T1.classroom  =  T2.classroom WHERE T1.firstname  =  "CHRISSY" AND T1.lastname  =  "NABOZNY"
Chrissy Nabozny adlı öğrenciye öğreten öğretmen sayısını bulun.