Old people standing in a room looking at pictures on a white wall, while one man is taking a photo.
Some people are standing.
Old people are some people, and standing in a room shows standing.
exists e1 e2 p1 s1 s2 x1 x2 x3 x4 x5.(a_topic(x1) & for(e1,e2) & at(e2,x5) & n_picture(x5) & Actor(e2,x2) & v_look(e2) & exists e3 x6 x7.(Theme(e3,x7) & Actor(e3,x6) & v_take(e3) & n_photo(x7) & n_man(x6) & card_eq_1(x6)) & while(e1,p1) & on(e1,x4) & n_wall(x4) & a_white(s2) & Theme(s2,x4) & in(e1,x3) & n_room(x3) & Actor(e1,x2) & v_stand(e1) & (x1 = x2) & n_people(x1) & a_old(s1) & Theme(s1,x1))
exists e1 x1.(Actor(e1,x1) & v_stand(e1) & n_people(x1))