Two dogs jump on each other in the snow.
The dogs are swimming with dolphins
swimming and jumping are different activities.
exists e1 x1 x3.(n_snow(x3) & all x2.(n_other(x2) -> (in(e1,x3) & on(e1,x2))) & Actor(e1,x1) & v_jump(e1) & n_dog(x1) & card_eq_2(x1))
exists e1 x1 x2.(n_dog(x1) & with(e1,x2) & n_dolphin(x2) & Actor(e1,x1) & v_swim(e1))