Original sentence: , Orioles Singing in the Willows Park, Gerontic Park, Juvenile Park and Long Bridge Park.2.25 kilometers of Fences had been pulled apart, and 65,700 square meters of buildings had been demolished.26,000 square meters of aqua-system had been laid out, 8,000 trees had been newly planted, and 45,000 square meters of grassland created.From February to October 2002, Hangzhou government incorporated four large parks on the southern side of the lake, i.The four parks have been free to public 24 hours a day, 7 days a week
Edited sentence: From February to October 2002, Hangzhou government incorporated four large parks on the southern side of the lake, and these four parks have been free to public 24 hours a day, 7 days a week