People walking down a city sidewalk, all keeping the rain at bay with umbrella's.
The people are inside looking out.
Walking down a city sidewalk infers that they are outside, no inside.
exists e1 s1 x1 x2 x3 x5.(n_rain(x5) & all x4.(n_thing(x4) -> exists e2 x6 x7 x8.(at(e2,x6) & with(x6,x7) & n_'s(x7) & of(x7,x8) & n_umbrella(x8) & n_bay(x6) & Theme(e2,x5) & Actor(e2,x4) & v_keep(e2))) & a_down(s1) & Manner(e1,s1) & Theme(e1,x2) & Actor(e1,x1) & v_walk(e1) & n_sidewalk(x2) & of(x2,x3) & n_city(x3) & n_people(x1))
exists e1 s1 s2 x1.(n_people(x1) & a_inside(s2) & Manner(e1,s2) & a_out(s1) & Manner(e1,s1) & Actor(e1,x1) & v_look(e1))