A black dog leaps from the bank into a body of water, with a field of dry grass in the background.
A cat is swimming in the tub.
cat and dog are different, body of water is not the same as  tub
exists s1 s2 x1 x2 x3 x4 x5 x6 x7 x8.(n_background(x8) & n_bank(x3) & a_topic(x1) & from(x1,x3) & into(x3,x4) & with(x4,x6) & of(x6,x7) & in(x7,x8) & n_grass(x7) & a_dry(s2) & Theme(s2,x7) & n_field(x6) & of(x4,x5) & n_water(x5) & n_body(x4) & n_leap(x1) & of(x1,x2) & n_dog(x2) & a_black(s1) & Theme(s1,x1))
exists e1 x1 x2.(n_tub(x2) & in(e1,x2) & Actor(e1,x1) & v_swim(e1) & n_cat(x1))