 Complete the following phrase:  In the center of the painting, George Washington, entering riding on a white horse and holding a tricorner hat, passes under a large decorated arch and is greeted by children holding baskets of flowers and spreading them in his path. He is escorted by several men on horseback in the background. At the top of the arch are two dates: Dec. 26, 1776 First Battle of Trenton and Jan. 2, 1777 