Men in helmets walk down a crowded street at night.
The men are bumping into people
Men in helmets walking down a crowded street at night don't always bumping into people.
exists e1 s1 x1 x2 x3 x4.(at(e1,x4) & n_night(x4) & down(e1,x3) & n_street(x3) & a_crowded(s1) & Theme(s1,x3) & Actor(e1,x1) & v_walk(e1) & in(x1,x2) & n_helmet(x2) & n_man(x1))
exists e1 x1 x2.(n_man(x1) & into(e1,x2) & n_people(x2) & Actor(e1,x1) & v_bump(e1))