A medium sized animal in a lake
A small animal is on the beach.
The animal is either small or medium (Cannot be both) and the animal is either in a lake or on the beach (Cannot be both).
exists e1 x1 x2 x3.(a_topic(x1) & in(x1,x3) & n_lake(x3) & n_animal(x1) & Theme(e1,x1) & v_size(e1) & of(x1,x2) & n_medium(x2))
exists p1 s1 x1 x2.(n_beach(x2) & on(x1,x2) & n_animal(x1) & a_small(s1) & Theme(s1,x1))