Two people are in this picture, and one is in the dirty water, and the other is sitting on rocks.
Two people posing for a picture.
Posing for the picture means you would be in the picture.
exists e1 p1 p2 x1 x2 x3 x4 x5 x6 x7.(n_other(x3) & n_water(x6) & of(x6,x7) & n_dirty(x7) & n_picture(x5) & on(e1,x4) & n_rock(x4) & Actor(e1,x3) & v_sit(e1) & in(x2,x6) & n_thing(x2) & card_eq_1(x2) & in(x1,x5) & n_people(x1) & card_eq_2(x1))
exists e1 x1 x2 x3.(a_topic(x1) & for(e1,x3) & n_picture(x3) & Actor(e1,x2) & v_pose(e1) & (x1 = x2) & n_people(x1) & card_eq_2(x1))