A small group of people crossing the street with a pedestrian assisting them.
The people are at a crosswalk
The people are crossing the street, but not necessarily at a crosswalk.
exists e1 e2 s1 x1 x2 x3 x4 x5 x6.(n_thing(x4) & n_street(x4) & a_topic(x1) & of(x1,x2) & with(e1,x5) & Theme(e2,x4) & Actor(e2,x6) & v_assist(e2) & (x5 = x6) & n_pedestrian(x5) & Theme(e1,x4) & Actor(e1,x3) & v_cross(e1) & (x2 = x3) & n_people(x2) & n_group(x1) & a_small(s1) & Theme(s1,x1))
exists p1 x1.(n_people(x1) & exists x2.(at(x1,x2) & n_crosswalk(x2)))