CREATE TABLE table_name_37 (call_sign VARCHAR(255), tail_code VARCHAR(255), weapon_systems_officer VARCHAR(255))
Which Call Sign that has a Tail Code of oy belong to Weapon Systems Officer Capt Charles B. Debellevue?
    
SQL: SELECT call_sign FROM table_name_37 WHERE tail_code = "oy" AND weapon_systems_officer = "capt charles b. debellevue"