Group of people waiting at crosswalk in city.
A number of people are standing outside at a crosswalk.
A group of people is a rephrashing of a number of people, and waiting would imply standing.
exists e1 s1 x1 x2 x3 x4.(ne_org_group(s1) & a_topic(s1) & of(s1,x1) & in(e1,x4) & n_city(x4) & at(e1,x3) & n_crosswalk(x3) & Actor(e1,x2) & v_wait(e1) & (x1 = x2) & n_people(x1))
exists e1 s1 x1 x2 x3.(at(e1,x3) & n_crosswalk(x3) & a_outside(s1) & Manner(e1,s1) & Actor(e1,x1) & v_stand(e1) & of(x1,x2) & n_people(x2) & n_number(x1))