Complex sentence: He taught in the United States starting in 1975, and established Chan Meditation Center in Queens, New York, and its retreat center, Dharma Drum Retreat Center at Pine Bush, New York in 1995.
Split into simpler sentences: He taught in the United States starting in 1975, and established Chan Meditation Center in Queens, New York, and its retreat center outside New York. He established Dharma Drum Retreat Center at Pine Bush, New York in 1995.