A tan curly-haired dog jumps in the snow with a stick in its mouth.
A cat is chasing a stick.
The first sentence refers to a dog, the second sentence refers to a cat.
exists s1 s2 x1 x2 x3 x4 x5.(n_mouth(x5) & of(x5,x3) & n_thing(x3) & n_snow(x3) & a_topic(x1) & with(x1,x4) & in(x4,x5) & n_stick(x4) & in(x1,x3) & n_jump(x1) & of(x1,x2) & n_dog(x2) & a_curly-haired(s2) & Theme(s2,x1) & a_tan(s1) & Theme(s1,x1))
exists e1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_chase(e1) & n_stick(x2) & n_cat(x1))