A white dog retrieves the stick from the lake for her owner.
A dog is laying in the sun on a beach.
A dog cannot retrieve the stick and be laying in the sun simultaneously.
exists e1 s1 x1 x2 x3 x4.(n_owner(x4) & of(x4,x3) & n_female(x3) & n_lake(x3) & n_stick(x2) & Theme(e1,x2) & Actor(e1,x1) & v_retrieve(e1) & from(x2,x3) & for(x3,x4) & n_dog(x1) & a_white(s1) & Theme(s1,x1))
exists e1 x1 x2 x3.(n_sun(x2) & on(e1,x3) & n_beach(x3) & in(e1,x2) & Actor(e1,x1) & v_lay(e1) & n_dog(x1))