People standing outside a building yell.
People are standing outside
You can assume they are outside because you would not yell inside.
exists e1 x1 x2 x3 x4.(a_topic(x1) & outside(e1,x3) & n_yell(x3) & of(x3,x4) & n_building(x4) & Actor(e1,x2) & v_stand(e1) & (x1 = x2) & n_people(x1))
exists e1 s1 x1.(a_outside(s1) & Manner(e1,s1) & Actor(e1,x1) & v_stand(e1) & n_people(x1))