A man fresh water fishing with a long pole.
A man fishes in a river.
The fact that a man is fresh water fishing does not imply it is in a river.
exists s1 s2 x1 x2 x3 x4.(a_topic(x1) & with(x1,x4) & n_pole(x4) & a_long(s2) & Theme(s2,x4) & n_fishing(x1) & of(x1,x3) & n_water(x3) & a_fresh(s1) & Theme(s1,x1) & of(x1,x2) & n_man(x2))
exists e1 x1 x2.(in(e1,x2) & n_river(x2) & Actor(e1,x1) & v_fish(e1) & n_man(x1))