A guy with his hands in his pockets of his jacket while walking beside a white business van.
The guy is near a black van.
The guy is either near a black van or beside a white van.
(x)
exists p1 x1.(n_guy(x1) & exists s1 x2.(near(x1,x2) & n_van(x2) & a_black(s1) & Theme(s1,x2)))