Three guys sitting on rocks looking at the scenery.
Three guys are sitting down.
Three guys could be sitting down on rocks while looking at the scenery.
exists e1 e2 x1 x2 x3 x4.(n_scenery(x4) & a_topic(x1) & for(e1,e2) & at(e2,x4) & Actor(e2,x2) & v_look(e2) & on(e1,x3) & n_rock(x3) & Actor(e1,x2) & v_sit(e1) & (x1 = x2) & n_guy(x1) & card_eq_3(x1))
exists e1 s1 x1.(a_down(s1) & Manner(e1,s1) & Actor(e1,x1) & v_sit(e1) & n_guy(x1) & card_eq_3(x1))