A boy grinds a ledge on his skateboard.
Tony Hawk looks to impress the crowd
The person can be anyone other than Tony Hawk, and not impress the crowd.
exists e1 x1 x2 x3.(Theme(e1,x2) & Actor(e1,x1) & v_grind(e1) & on(x2,x3) & n_skateboard(x3) & of(x3,x1) & n_male(x1) & n_ledge(x2) & n_boy(x1))
exists e1 p1 x1 x2 x3.(n_crowd(x3) & ne_per_hawk(x1) & (x1 = x2) & ne_per_tony(x2) & Topic(e1,p1) & Actor(e1,x1) & v_look(e1) & exists e2.(Theme(e2,x3) & Actor(e2,x1) & v_impress(e2)))