A large dog wades through shallow water.
The pets are playing in water.
Wades through shallow water does not necessarily mean playing in water.
exists s1 s2 x1 x2 x3.(a_topic(x1) & through(x1,x3) & n_water(x3) & a_shallow(s2) & Theme(s2,x3) & n_wade(x1) & of(x1,x2) & n_dog(x2) & a_large(s1) & Theme(s1,x1))
exists e1 x1 x2.(n_pet(x1) & in(e1,x2) & n_water(x2) & Actor(e1,x1) & v_play(e1))