The operator of an ice cream truck standing in the window of his truck looking at something to his right through the open window.
A man is standing in an ice cream truck.
The operator of an ice cream truck can be a man. If the operator of an ice cream truck is standing in the window of his truck it implies he is standing in an ice cream truck, of which he is the operator.
exists e1 s1 x1 x2 x3 x4 x5 x6 x7 x8 x9.(n_window(x6) & n_window(x6) & a_open(s1) & Theme(s1,x6) & n_right(x9) & of(x9,x6) & n_male(x6) & n_male(x6) & n_operator(x1) & a_topic(x1) & of(x1,x2) & in(x2,x6) & of(x6,x5) & at(e1,x8) & to(x8,x9) & through(x9,x6) & n_thing(x8) & Actor(e1,x7) & v_look(e1) & (x5 = x7) & n_truck(x5) & n_truck(x5) & of(x5,x6) & n_standing(x2) & of(x2,x5) & of(x2,x4) & n_cream(x4) & of(x2,x3) & n_ice(x3))
exists e1 x1 x2 x3 x4.(in(e1,x2) & n_truck(x2) & of(x2,x4) & n_cream(x4) & of(x2,x3) & n_ice(x3) & Actor(e1,x1) & v_stand(e1) & n_man(x1))