Complex sentence: Open House New York (OHNY) is a non-profit cultural organization founded in 2001 in New York City, to promote awareness and appreciation of New York's architecture, design and cultural heritage through year-round, educational programs.
Split into simpler sentences: Open House New York (OHNY) is a non-profit cultural organization founded in 2001 in New York City. The organization's aim is to promote awareness and appreciation of New York's architecture, design and cultural heritage through year-round educational programs.