Complex sentence: Henry Snyder High School competes in the Hudson County Interscholastic League (HCIAA), which includes private and parochial high schools in Hudson County and operates under the supervision of the New Jersey State Interscholastic Athletic Association.
Split into simpler sentences: Henry Snyder High School competes in the Hudson County Interscholastic League (HCIAA), which includes private and parochial high schools in Hudson County. The league operates under the supervision of the New Jersey State Interscholastic Athletic Association.