Two men are sitting on a bench looking at a water fountain
there are people looking at a water fountain while sitting.
Both subjects are sitting
exists e2 e1 x1 x2 x3 x4.(for(e1,e2) & at(e2,x3) & n_fountain(x3) & of(x3,x4) & n_water(x4) & Actor(e2,x1) & v_look(e2) & on(e1,x2) & n_bench(x2) & Actor(e1,x1) & v_sit(e1) & n_man(x1) & card_eq_2(x1))
exists p1 x1 e2 e1 x2 x3 x4 x5.((x1 = x2) & while(e1,e2) & Actor(e2,x3) & v_sit(e2) & at(e1,x4) & n_fountain(x4) & of(x4,x5) & n_water(x5) & Actor(e1,x3) & v_look(e1) & (x2 = x3) & n_people(x2))