People standing in front of yellow building with the words "YOU ARE HERE" hanging upside down.
People are talking on their cellphones.
No way to know they are talking on their cellphones.
exists e1 e2 p1 p2 s1 s2 x1 x2 x3 x4 x5.(n_person(x5) & n_word(x5) & exists s3.(r_upside(s3) & Theme(s3,x1) & a_down(s3)) & Topic(e2,p2) & Actor(e2,x1) & v_hang(e2) & with(e1,x5) & a_here(s2) & Manner(p1,s2) & exists x6.(x5 = x6) & in(e1,x3) & of(x3,x4) & n_building(x4) & a_yellow(s1) & Theme(s1,x4) & n_front(x3) & Actor(e1,x2) & v_stand(e1) & (x1 = x2) & n_people(x1))
exists e1 x1 x2.(on(e1,x2) & n_cellphone(x2) & of(x2,x1) & n_thing(x1) & Actor(e1,x1) & v_talk(e1) & n_people(x1))