A man is digging a hole around some trees
a man goes for fishing
Digging is different than fishing.
exists e1 x1 x2 x3.(around(e1,x3) & n_tree(x3) & Theme(e1,x2) & Actor(e1,x1) & v_dig(e1) & n_hole(x2) & n_man(x1))
exists e1 x1 x2.(for(e1,x2) & n_fishing(x2) & Actor(e1,x1) & v_go(e1) & n_man(x1))