A man fishes under a large tree.
A man is hunting a deer.
Fishing is not the same as hunting.
exists e1 s1 x1 x2.(under(e1,x2) & n_tree(x2) & a_large(s1) & Theme(s1,x2) & Actor(e1,x1) & v_fish(e1) & n_man(x1))
exists e1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_hunt(e1) & n_deer(x2) & n_man(x1))