Complex sentence: Peekskill High School (established 1929) is located at 1072 Elm St. in Peekskill, New York, and educates most of the district's ninth, tenth, eleventh, and twelfth graders.
Split into simpler sentences: Peekskill High School, established in 1929, is located at 1072 Elm Street in Peekskill, New York, United States. It educates most of the district's ninth, tenth, eleventh, and twelfth graders.