A white dog treads the water with sticks in its mouth.
A cat is in the water.
The cat in water contradicts with the dog treading water in first sentence.
exists e1 s1 x1 x2 x3 x4.(n_mouth(x4) & of(x4,x2) & n_thing(x2) & n_water(x2) & in(e1,x4) & with(e1,x3) & n_stick(x3) & Theme(e1,x2) & Actor(e1,x1) & v_tread(e1) & n_dog(x1) & a_white(s1) & Theme(s1,x1))
exists p1 x1 x2.(n_water(x2) & in(x1,x2) & n_cat(x1))