Complex sentence: The New York State Summer School of the Arts (NYSSSA) is a series of summer residential programs for New York State high school students, which provides intensive pre-professional training with internationally acclaimed artists and artistic companies.
Split into simpler sentences: The New York State Summer School of the Arts (NYSSSA) is a series of summer residential programs for New York State high school students. It provides intensive pre-professional training with internationally acclaimed artists and artistic companies.