Complex sentence: The sculpture garden is open to the public, and a visitor's booth is in operation during the spring and summer, according to the PepsiCo Web site, although a "The New York Times" article reported that it was open from March to November.
Split into simpler sentences: The sculpture garden is open to the public, and a visitors booth is staffed in the spring and summer. A visitor's booth is in operation during the spring and summer, according to the PepsiCo Web site, although a "The New York Times" article reported that it was open from March to November.