Two young boys swim and play in an outdoor fountain.
two boys running in the grass
One cannot swim and plan, and be running simultaneously.
exists s1 s2 s3 x1 x2 x3 x4.(a_topic(s1) & subset_of(x3,s1) & in(x3,x4) & n_fountain(x4) & a_outdoor(s3) & Theme(s3,x4) & n_play(x3) & subset_of(x1,s1) & n_swim(x1) & of(x1,x2) & n_boy(x2) & a_young(s2) & Theme(s2,x1) & card_eq_2(x1))
exists e1 x1 x2 x3.(n_grass(x3) & a_topic(x1) & in(e1,x3) & Actor(e1,x2) & v_run(e1) & (x1 = x2) & n_boy(x1) & card_eq_2(x1))